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51a269bf730b283fb865673351a908ce3bc50288
oceanbase/unittest/sql/resolver/expr/test_raw_op_expr.result
oceanbase-admin cea7de1475 init push
2021-05-31 22:56:52 +08:00

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[0] c1 = 1 + 2
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
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"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST_EXPR",
"CNT_CONST",
"CNT_COLUMN",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
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"coercibility":"NUMERIC"
},
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"precision":-1,
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},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
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],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_OP_ADD",
"result_type": {
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"coercibility":"NUMERIC"
},
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},
"flag":0,
"calc_type": {
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}
},
"expr_info": [
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"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
],
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],
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"children": [
{
"item_type":"T_INT",
"result_type": {
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},
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"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
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"coercibility":"INVALID"
}
},
"expr_info": [
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"value": {
"BIGINT":1
}
},
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"CNT_CONST"
],
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"value": {
"BIGINT":2
}
}
]
}
]
}
[1] c1 = 1 - 2
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"IS_COLUMN",
"CNT_COLUMN"
],
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],
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},
{
"item_type":"T_OP_MINUS",
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"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
],
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"children": [
{
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"BIGINT":1
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{
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"CNT_CONST"
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}
[2] c1 = 1 * 2
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"IS_COLUMN",
"CNT_COLUMN"
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"column_id":-1,
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{
"item_type":"T_OP_MUL",
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"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
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}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":1
}
},
{
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"flag":1,
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}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
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"value": {
"BIGINT":2
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}
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}
]
}
[3] c1 = 1 / 2
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"CNT_CONST",
"CNT_COLUMN",
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},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
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"expr_levels": [
],
"column_flags":0,
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"explicited_ref_count":0,
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},
{
"item_type":"T_OP_DIV",
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},
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"precision":-1,
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"flag":0,
"calc_type": {
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}
},
"expr_info": [
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
],
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"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
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},
"expr_info": [
"IS_CONST",
"CNT_CONST"
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"rel_id": [
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"value": {
"BIGINT":1
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},
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"CNT_CONST"
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"value": {
"BIGINT":2
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]
}
[4] c1 = 1 % 2
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"CNT_COLUMN"
],
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],
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"column_id":-1,
"database_name":"",
"table_name":"",
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{
"item_type":"T_OP_MOD",
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"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
],
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],
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],
"children": [
{
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"collation":"invalid_type",
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},
"expr_info": [
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"CNT_CONST"
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"rel_id": [
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"value": {
"BIGINT":1
}
},
{
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"expr_info": [
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"value": {
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[5] c1 = 1 div 2
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"IS_COLUMN",
"CNT_COLUMN"
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"column_id":-1,
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"item_type":"T_OP_INT_DIV",
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"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
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"expr_info": [
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"CNT_CONST"
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"value": {
"BIGINT":1
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{
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}
[6] c1 = (1 <= 2)
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},
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"type":"NULL",
"collation":"invalid_type",
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}
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"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
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],
"table_id":-1,
"column_id":-1,
"database_name":"",
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{
"item_type":"T_OP_LE",
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"calc_type": {
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},
"expr_info": [
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"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
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"CNT_CONST"
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"BIGINT":1
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}
[7] c1 = (1 < 2)
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"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST_EXPR",
"CNT_CONST",
"CNT_COLUMN",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_OP_LT",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":1
}
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":2
}
}
]
}
]
}
[8] c1 = 2
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
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},
"accuracy": {
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},
"flag":0,
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}
},
"expr_info": [
"CNT_CONST",
"CNT_COLUMN",
"IS_SIMPLE_COND"
],
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],
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],
"children": [
{
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"scale":-1
},
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"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
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"table_name":"",
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"column_name":"",
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],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":2
}
}
]
}
[9] c1 = (1 >= 2)
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
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"scale":-1
},
"flag":0,
"calc_type": {
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"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST_EXPR",
"CNT_CONST",
"CNT_COLUMN",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_OP_GE",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":1
}
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":2
}
}
]
}
]
}
[10] c1 = (1 > 2)
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
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},
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"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST_EXPR",
"CNT_CONST",
"CNT_COLUMN",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_OP_GT",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":1
}
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":2
}
}
]
}
]
}
[11] c1 = (1 != 2)
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST_EXPR",
"CNT_CONST",
"CNT_COLUMN",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_OP_NE",
"result_type": {
"meta": {
"type":"",
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},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":1
}
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":2
}
}
]
}
]
}
[12] c1 = (1 and 0)
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
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"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST_EXPR",
"CNT_CONST",
"CNT_COLUMN",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
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"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_OP_AND",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
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},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":1
}
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":0
}
}
]
}
]
}
[13] c1 = (1 or 0)
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
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"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
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"CNT_CONST",
"CNT_COLUMN",
"CNT_OR",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_OP_OR",
"result_type": {
"meta": {
"type":"",
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"coercibility":"NUMERIC"
},
"accuracy": {
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"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_OR",
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_OR",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":1
}
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":0
}
}
]
}
]
}
[14] c1 in (select * from t1)
{
"item_type":"T_OP_SQ_EQ",
"result_type": {
"meta": {
"type":"",
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"coercibility":"NUMERIC"
},
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},
"flag":0,
"calc_type": {
"type":"NULL",
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"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_COLUMN",
"CNT_SUB_QUERY",
"IS_WITH_ANY"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
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"type":"",
"collation":"binary",
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},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
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"expr_levels": [
],
"column_flags":0,
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]
},
{
"item_type":"T_REF_QUERY",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_SUB_QUERY",
"CNT_SUB_QUERY"
],
"rel_id": [
],
"id":-1,
"expr_level":-1,
"expr_levels": [
],
"output_column":0,
"is_set":true,
"column_types": [
],
"enum_set_values": [
]
}
]
}
[15] c1 = last_insert_id(c1 + 1)
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST",
"CNT_COLUMN",
"CNT_FUNC",
"CNT_STATE_FUNC",
"CNT_LAST_INSERT_ID",
"IS_JOIN_COND"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_FUN_SYS_LAST_INSERT_ID",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_FUNC",
"IS_STATE_FUNC",
"IS_LAST_INSERT_ID",
"CNT_CONST",
"CNT_COLUMN",
"CNT_FUNC",
"CNT_STATE_FUNC",
"CNT_LAST_INSERT_ID"
],
"rel_id": [
],
"expr_levels": [
],
"func":"last_insert_id",
"children": [
{
"item_type":"T_OP_ADD",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST",
"CNT_COLUMN"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":1
}
}
]
}
],
"enum_set_values": [
]
}
]
}
[16] c1 = locate("bar", "foobarbar")
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST_EXPR",
"CNT_CONST",
"CNT_COLUMN",
"CNT_FUNC",
"CNT_CALCULABLE_EXPR",
"IS_SIMPLE_COND"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_FUN_SYS_LOCATE",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"IS_FUNC",
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_FUNC",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"func":"locate",
"children": [
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":3,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"bar",
"collation":"utf8mb4_general_ci"
}
},
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":9,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"foobarbar",
"collation":"utf8mb4_general_ci"
}
}
],
"enum_set_values": [
]
}
]
}
[17] c1 = locate("bar", "foobarbar", 4)
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST_EXPR",
"CNT_CONST",
"CNT_COLUMN",
"CNT_FUNC",
"CNT_CALCULABLE_EXPR",
"IS_SIMPLE_COND"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_FUN_SYS_LOCATE",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"IS_FUNC",
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_FUNC",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"func":"locate",
"children": [
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":3,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"bar",
"collation":"utf8mb4_general_ci"
}
},
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":9,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"foobarbar",
"collation":"utf8mb4_general_ci"
}
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":4
}
}
],
"enum_set_values": [
]
}
]
}
[18] c1 = round(2.55)
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST_EXPR",
"CNT_CONST",
"CNT_COLUMN",
"CNT_FUNC",
"CNT_CALCULABLE_EXPR",
"IS_SIMPLE_COND"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_FUN_SYS_ROUND",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"IS_FUNC",
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_FUNC",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"func":"round",
"children": [
{
"item_type":"T_NUMBER",
"result_type": {
"meta": {
"type":"DECIMAL",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":4,
"precision":3,
"scale":2
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"DECIMAL":"2.55"
}
}
],
"enum_set_values": [
]
}
]
}
[19] c1 = round(2.55, 2)
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST_EXPR",
"CNT_CONST",
"CNT_COLUMN",
"CNT_FUNC",
"CNT_CALCULABLE_EXPR",
"IS_SIMPLE_COND"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_FUN_SYS_ROUND",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"IS_FUNC",
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_FUNC",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"func":"round",
"children": [
{
"item_type":"T_NUMBER",
"result_type": {
"meta": {
"type":"DECIMAL",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":4,
"precision":3,
"scale":2
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"DECIMAL":"2.55"
}
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":2
}
}
],
"enum_set_values": [
]
}
]
}
[20] -(1.5)
{
"item_type":"T_NUMBER",
"result_type": {
"meta": {
"type":"DECIMAL",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":3,
"precision":3,
"scale":1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"DECIMAL":"-1.5"
}
}
[21] -(1)
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":2,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":-1
}
}
[22] c1 like '//' escape '/'
{
"item_type":"T_OP_LIKE",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST",
"CNT_COLUMN"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":2,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"//",
"collation":"utf8mb4_general_ci"
}
},
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":1,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"/",
"collation":"utf8mb4_general_ci"
}
}
]
}
[23] c1 like '//' escape 2
{
"item_type":"T_OP_LIKE",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST",
"CNT_COLUMN"
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},
{
"item_type":"T_VARCHAR",
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"VARCHAR":"//",
"collation":"utf8mb4_general_ci"
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},
{
"item_type":"T_INT",
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"CNT_CONST"
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"value": {
"BIGINT":2
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}
]
}
[24] c1 like '//' escape '//'
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{
"item_type":"T_VARCHAR",
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"expr_info": [
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"value": {
"VARCHAR":"//",
"collation":"utf8mb4_general_ci"
}
},
{
"item_type":"T_VARCHAR",
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"type":"VARCHAR",
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"VARCHAR":"//",
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}
]
}
[25] c1 like '_'
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}
},
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"type":"",
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"scale":-1
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"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
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"CNT_COLUMN"
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"column_id":-1,
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"explicited_ref_count":0,
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},
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
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"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
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"expr_info": [
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"CNT_CONST"
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"value": {
"VARCHAR":"_",
"collation":"utf8mb4_general_ci"
}
},
{
"item_type":"T_VARCHAR",
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"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
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"precision":-1,
"scale":-1
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"flag":1,
"calc_type": {
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"collation":"invalid_type",
"coercibility":"INVALID"
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},
"expr_info": [
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"CNT_CONST"
],
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"value": {
"VARCHAR":"\",
"collation":"utf8mb4_general_ci"
}
}
]
}
[26] c1 like 2
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},
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"CNT_COLUMN"
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"table_id":-1,
"column_id":-1,
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},
{
"item_type":"T_INT",
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"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
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"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
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"value": {
"BIGINT":2
}
},
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":1,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"\",
"collation":"utf8mb4_general_ci"
}
}
]
}
[27] c1 in (select t1 from table1)
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},
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"CNT_SUB_QUERY",
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"coercibility":"NUMERIC"
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{
"item_type":"T_REF_QUERY",
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"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
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},
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"CNT_SUB_QUERY"
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]
}
[28] 1=(select c1 from table1 where c2>20)
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}
},
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"IS_WITH_SUBQUERY"
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"flag":1,
"calc_type": {
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},
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"CNT_CONST"
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"value": {
"BIGINT":1
}
},
{
"item_type":"T_REF_QUERY",
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},
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"CNT_SUB_QUERY"
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]
}
[29] (t1,t2)=(select c1, c2 from table1)
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"item_type":"T_OP_EQ",
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},
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}
},
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"CNT_SUB_QUERY",
"IS_WITH_SUBQUERY"
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"item_type":"T_OP_ROW",
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}
},
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},
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"item_type":"T_REF_COLUMN",
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"flag":0,
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},
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},
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"item_type":"T_REF_QUERY",
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]
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[30] exists (select c1 from t1)
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"item_type":"T_OP_EXISTS",
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"collation":"invalid_type",
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"item_type":"T_REF_QUERY",
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[31] not (not (not exists (select c1 from t1)))
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"collation":"binary",
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},
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"length":-1,
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[32] (select c1 from t1 where (c1, c2) in ((1, 2), (2, 3))) in (select c1 from t1)
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},
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"CNT_SUB_QUERY"
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"type":"",
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]
}
[33] case name when 'sam' then 'yong' when 'lee' then 'handsome' else 'good' end
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"CNT_COLUMN"
],
"rel_id": [
],
"expr_levels": [
],
"arg_case": {
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
"default": {
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":4,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"good",
"collation":"utf8mb4_general_ci"
}
},
"when": [
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":3,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"sam",
"collation":"utf8mb4_general_ci"
}
},
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":3,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"lee",
"collation":"utf8mb4_general_ci"
}
}
],
"then": [
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":4,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"yong",
"collation":"utf8mb4_general_ci"
}
},
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":8,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"handsome",
"collation":"utf8mb4_general_ci"
}
}
],
"decode":false
}
[34] case when 1>0 then 'true' else 'false' end
{
"item_type":"T_OP_CASE",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"arg_case":null,
"default": {
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":5,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"false",
"collation":"utf8mb4_general_ci"
}
},
"when": [
{
"item_type":"T_OP_GT",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":1
}
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":0
}
}
]
}
],
"then": [
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"COERCIBLE"
},
"accuracy": {
"length":4,
"precision":-1,
"scale":-1
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"true",
"collation":"utf8mb4_general_ci"
}
}
],
"decode":false
}
[35] now()
{
"item_type":"T_FUN_SYS_CUR_TIMESTAMP",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":0
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"IS_FUNC",
"IS_CUR_TIME",
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_FUNC",
"CNT_CUR_TIME",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"func":"current_timestamp",
"children": [
],
"enum_set_values": [
]
}
[36] utc_timestamp()
{
"item_type":"T_FUN_SYS_UTC_TIMESTAMP",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":0
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"IS_FUNC",
"IS_CUR_TIME",
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_FUNC",
"CNT_CUR_TIME",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"func":"utc_timestamp",
"children": [
],
"enum_set_values": [
]
}
[37] floor(3.14)
{
"item_type":"T_FUN_SYS_FLOOR",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"IS_FUNC",
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_FUNC",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"func":"floor",
"children": [
{
"item_type":"T_NUMBER",
"result_type": {
"meta": {
"type":"DECIMAL",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":4,
"precision":3,
"scale":2
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"DECIMAL":"3.14"
}
}
],
"enum_set_values": [
]
}
[38] count(*)
{
"item_type":"T_FUN_COUNT",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_AGG",
"CNT_AGG"
],
"rel_id": [
0
],
"expr_level":-1,
"expr_levels": [
],
"children": [
],
"distinct":false,
"order_by": [
],
"separator_param_expr":null
}
[39] max(c1)
{
"item_type":"T_FUN_MAX",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_AGG",
"CNT_COLUMN",
"CNT_AGG"
],
"rel_id": [
0
],
"expr_level":-1,
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
}
],
"distinct":false,
"order_by": [
],
"separator_param_expr":null
}
[40] c1 in (select t1 from table1)
{
"item_type":"T_OP_SQ_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_COLUMN",
"CNT_SUB_QUERY",
"IS_WITH_ANY"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_REF_QUERY",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_SUB_QUERY",
"CNT_SUB_QUERY"
],
"rel_id": [
],
"id":-1,
"expr_level":-1,
"expr_levels": [
],
"output_column":0,
"is_set":true,
"column_types": [
],
"enum_set_values": [
]
}
]
}
[41] 1=(select c1 from table1 where c2>20)
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_CONST",
"CNT_SUB_QUERY",
"IS_WITH_SUBQUERY"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":1,
"precision":1,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":1
}
},
{
"item_type":"T_REF_QUERY",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_SUB_QUERY",
"CNT_SUB_QUERY"
],
"rel_id": [
],
"id":-1,
"expr_level":-1,
"expr_levels": [
],
"output_column":0,
"is_set":false,
"column_types": [
],
"enum_set_values": [
]
}
]
}
[42] (t1,t2)=(select c1, c2 from table1)
{
"item_type":"T_OP_EQ",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_COLUMN",
"CNT_SUB_QUERY",
"IS_WITH_SUBQUERY"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_OP_ROW",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"CNT_COLUMN"
],
"rel_id": [
],
"expr_levels": [
],
"children": [
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
},
{
"item_type":"T_REF_COLUMN",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_COLUMN",
"CNT_COLUMN"
],
"rel_id": [
],
"table_id":-1,
"column_id":-1,
"database_name":"",
"table_name":"",
"synonym_name":"",
"column_name":"",
"expr_level":-1,
"expr_levels": [
],
"column_flags":0,
"is_explicited_referece":false,
"explicited_ref_count":0,
"enum_set_values": [
]
}
]
},
{
"item_type":"T_REF_QUERY",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_SUB_QUERY",
"CNT_SUB_QUERY"
],
"rel_id": [
],
"id":-1,
"expr_level":-1,
"expr_levels": [
],
"output_column":0,
"is_set":false,
"column_types": [
],
"enum_set_values": [
]
}
]
}
[43] 10
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":2,
"precision":2,
"scale":0
},
"flag":1,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"BIGINT":10
}
}
[44] @@auto_increment_increment
{
"item_type":"T_OP_GET_SYS_VAR",
"result_type": {
"meta": {
"type":"",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"IS_FUNC",
"IS_CALCULABLE_EXPR",
"IS_CONST_EXPR",
"CNT_CONST",
"CNT_FUNC",
"CNT_CALCULABLE_EXPR"
],
"rel_id": [
],
"expr_levels": [
],
"func":"get_sys_var",
"children": [
{
"item_type":"T_VARCHAR",
"result_type": {
"meta": {
"type":"VARCHAR",
"collation":"utf8mb4_general_ci",
"coercibility":"SYSCONST"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
"collation":"invalid_type",
"coercibility":"INVALID"
}
},
"expr_info": [
"IS_CONST",
"CNT_CONST"
],
"rel_id": [
],
"value": {
"VARCHAR":"auto_increment_increment",
"collation":"utf8mb4_general_ci"
}
},
{
"item_type":"T_INT",
"result_type": {
"meta": {
"type":"BIGINT",
"collation":"binary",
"coercibility":"NUMERIC"
},
"accuracy": {
"length":-1,
"precision":-1,
"scale":-1
},
"flag":0,
"calc_type": {
"type":"NULL",
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}
[45] @a
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"VARCHAR":"a",
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}
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}
[46] c1
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}
[47] 10+10
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{
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]
}
[48] not 10
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}
]
}
[49] c1+c2=c3+c4
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{
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{
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}
[50] c1=3
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},
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{
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},
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}
}
]
}
[51] c1>1
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},
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{
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}
}
]
}
[52] c1 > c2
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}
[53] c1 in (1,2,3,4)
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}
[54] c1 between 2 and 10
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[55] 10+10+c1
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[56] c1 = 1 + 2
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[57] c1 between 10+10 and 30
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[58] 1+c1 > ? and 'abc' || c2 = 'def'
ERR----TEST
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