1017 lines
20 KiB
Plaintext
1017 lines
20 KiB
Plaintext
*************** Case 1 ***************
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SELECT COUNT(c1) AS c2 FROM t1 GROUP BY c2 HAVING c2 = 2;
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{
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"stmt_type":1,
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"table": [
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{
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"table_id":1,
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"table_name":"t1",
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"alias_name":"",
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"table_type":0,
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"ref_id":1,
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"ref_query":null,
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"database_name":"rongxuan"
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}
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],
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"joined_table": [
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],
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"partition_express": [
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{
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"table_id":1,
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"expression": {
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"item_type":"T_FUN_SYS_PART_HASH",
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"result_type":"BIGINT",
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"expr_info": [
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"IS_FUNC",
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"CNT_CONST",
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"CNT_COLUMN",
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"CNT_FUNC"
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],
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"rel_id": [
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1
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],
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"func":"partition_hash",
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"children": [
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{
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"item_type":"T_OP_ADD",
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"result_type":"BIGINT",
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"expr_info": [
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"CNT_CONST",
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"children": [
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{
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"item_type":"T_REF_COLUMN",
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"result_type":"INT",
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"expr_info": [
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"IS_COLUMN",
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"table_id":1,
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"column_id":17,
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"expr_level":0
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},
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{
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"item_type":"T_INT",
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"result_type":"BIGINT",
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"expr_info": [
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"IS_CONST",
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"CNT_CONST"
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],
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"rel_id": [
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],
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"value": {
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"BIGINT":1
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}
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}
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]
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}
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]
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}
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}
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],
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"column": [
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{
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"column_id":17,
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"column_name":"c2",
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"table_id":1,
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"obj_type":"INT",
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"data_length":0,
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"cs_type":45,
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"cs_level":2,
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"decimal_scale":0,
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"expression": {
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"item_type":"T_REF_COLUMN",
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"result_type":"INT",
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"expr_info": [
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"IS_COLUMN",
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"table_id":1,
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"column_id":17,
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"expr_level":0
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}
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},
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{
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"column_id":16,
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"column_name":"c1",
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"table_id":1,
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"obj_type":"INT",
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"data_length":0,
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"cs_type":45,
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"cs_level":2,
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"decimal_scale":0,
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"expression": {
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"item_type":"T_REF_COLUMN",
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"result_type":"INT",
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"expr_info": [
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"IS_COLUMN",
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"table_id":1,
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"column_id":16,
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"expr_level":0
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}
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}
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],
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"select": [
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{
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"expression": {
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"item_type":"T_FUN_COUNT",
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"result_type":"DECIMAL",
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"expr_info": [
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"IS_AGG",
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"CNT_COLUMN",
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"CNT_AGG"
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],
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"rel_id": [
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1
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],
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"children": {
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"item_type":"T_REF_COLUMN",
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"result_type":"INT",
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"expr_info": [
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"IS_COLUMN",
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"table_id":1,
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"column_id":16,
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"expr_level":0
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},
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"distinct":false
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},
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"table_id":-1,
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"column_id":65509,
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"is_alias":true,
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"alias_name":"c2",
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"expr_name":"c2",
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"obj_type":"DECIMAL",
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"decimal_scale":9223372036854775807
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}
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],
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"distinct":false,
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"from": [
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{
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"table_id":1,
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"is_join":false
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}
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],
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"where": [
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],
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"group_by": [
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{
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"item_type":"T_REF_COLUMN",
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"result_type":"INT",
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"expr_info": [
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"IS_COLUMN",
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"table_id":1,
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"column_id":17,
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"expr_level":0
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}
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],
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"having": [
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{
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"item_type":"T_OP_EQ",
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"result_type":"TINYINT",
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"expr_info": [
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"CNT_CONST",
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"CNT_COLUMN",
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"IS_SIMPLE_COND"
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],
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"rel_id": [
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1
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],
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"children": [
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{
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"item_type":"T_REF_COLUMN",
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"result_type":"INT",
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"expr_info": [
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"IS_COLUMN",
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"table_id":1,
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"column_id":17,
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"expr_level":0
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},
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{
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"item_type":"T_INT",
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"result_type":"BIGINT",
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"expr_info": [
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"IS_CONST",
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"CNT_CONST"
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],
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"rel_id": [
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],
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"value": {
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"BIGINT":2
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}
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}
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]
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}
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],
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"aggr_func": [
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{
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"column_id":65519,
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"expression": {
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"item_type":"T_FUN_COUNT",
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"result_type":"DECIMAL",
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"expr_info": [
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"IS_AGG",
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"CNT_COLUMN",
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"CNT_AGG"
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],
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"rel_id": [
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1
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],
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"children": {
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"item_type":"T_REF_COLUMN",
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"result_type":"INT",
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"expr_info": [
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"IS_COLUMN",
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"table_id":1,
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"column_id":16,
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"expr_level":0
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},
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"distinct":false
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}
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}
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],
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"order_by": [
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],
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"limit":null,
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"offset":null,
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"for_update":false,
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"wait":-1,
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"show_table_id":-1,
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"when": [
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],
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"hint": {
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"read_static":false,
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"frozen_version":-1,
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"topk_precision":-1,
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"sharding_minimum_row_count":0,
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"query_timeout":-1,
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"hotspot":false,
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"index": [
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],
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"read_consistency":0,
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"join_order": [
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],
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"merge_hint_idxs":"0, 0, 0, 0, 0, 0, 0, 0",
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"hash_hint_idxs":"0, 0, 0, 0, 0, 0, 0, 0",
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"nl_hint_idxs":"0, 0, 0, 0, 0, 0, 0, 0",
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"part_hints": [
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]
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},
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"query_context": {
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"param_num":0
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},
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"equal_sets": [
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]
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}
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*************** Case 2 ***************
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select * from t1 group by c1 having c1 > 5;
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{
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"stmt_type":1,
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"table": [
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{
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"table_id":1,
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"table_name":"t1",
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"alias_name":"",
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"table_type":0,
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"ref_id":1,
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"ref_query":null,
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"database_name":"rongxuan"
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}
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],
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"joined_table": [
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],
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"partition_express": [
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{
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"table_id":1,
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"expression": {
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"item_type":"T_FUN_SYS_PART_HASH",
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"result_type":"BIGINT",
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"expr_info": [
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"IS_FUNC",
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"CNT_CONST",
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"CNT_COLUMN",
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"CNT_FUNC"
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],
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"rel_id": [
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1
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],
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"func":"partition_hash",
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"children": [
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{
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"item_type":"T_OP_ADD",
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"result_type":"BIGINT",
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"expr_info": [
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"CNT_CONST",
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"children": [
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{
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"item_type":"T_REF_COLUMN",
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"result_type":"INT",
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"expr_info": [
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"IS_COLUMN",
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"table_id":1,
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"column_id":17,
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"expr_level":0
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},
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{
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"item_type":"T_INT",
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"result_type":"BIGINT",
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"expr_info": [
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"IS_CONST",
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"CNT_CONST"
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],
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"rel_id": [
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],
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"value": {
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"BIGINT":1
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}
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}
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]
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}
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]
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}
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}
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],
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"column": [
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{
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"column_id":17,
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"column_name":"c2",
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"table_id":1,
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"obj_type":"INT",
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"data_length":0,
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"cs_type":45,
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"cs_level":2,
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"decimal_scale":0,
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"expression": {
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"item_type":"T_REF_COLUMN",
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"result_type":"INT",
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"expr_info": [
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"IS_COLUMN",
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"table_id":1,
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"column_id":17,
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"expr_level":0
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}
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},
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{
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"column_id":16,
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"column_name":"c1",
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"table_id":1,
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"obj_type":"INT",
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"data_length":0,
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"cs_type":0,
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"cs_level":7,
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"decimal_scale":0,
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"expression": {
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"item_type":"T_REF_COLUMN",
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"result_type":"INT",
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"expr_info": [
|
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"IS_COLUMN",
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"table_id":1,
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"column_id":16,
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"expr_level":0
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}
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}
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],
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"select": [
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{
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"expression": {
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"item_type":"T_REF_COLUMN",
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"result_type":"INT",
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"expr_info": [
|
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"IS_COLUMN",
|
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"table_id":1,
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"column_id":16,
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"expr_level":0
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},
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"table_id":-1,
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"column_id":65519,
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"is_alias":false,
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"alias_name":"c1",
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"expr_name":"c1",
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"obj_type":"INT",
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"decimal_scale":0
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},
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{
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"expression": {
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"item_type":"T_REF_COLUMN",
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"result_type":"INT",
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"expr_info": [
|
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"IS_COLUMN",
|
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"CNT_COLUMN"
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],
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"rel_id": [
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1
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],
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"table_id":1,
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"column_id":17,
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"expr_level":0
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},
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"table_id":-1,
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"column_id":65518,
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"is_alias":false,
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"alias_name":"c2",
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"expr_name":"c2",
|
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"obj_type":"INT",
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"decimal_scale":0
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}
|
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],
|
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"distinct":false,
|
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"from": [
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{
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"table_id":1,
|
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"is_join":false
|
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}
|
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],
|
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"where": [
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],
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"group_by": [
|
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{
|
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"item_type":"T_REF_COLUMN",
|
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"result_type":"INT",
|
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"expr_info": [
|
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"IS_COLUMN",
|
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"CNT_COLUMN"
|
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],
|
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"rel_id": [
|
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1
|
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],
|
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"table_id":1,
|
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"column_id":16,
|
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"expr_level":0
|
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}
|
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],
|
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"having": [
|
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{
|
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"item_type":"T_OP_GT",
|
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"result_type":"TINYINT",
|
|
"expr_info": [
|
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"CNT_CONST",
|
|
"CNT_COLUMN",
|
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"IS_RANGE_COND"
|
|
],
|
|
"rel_id": [
|
|
1
|
|
],
|
|
"children": [
|
|
{
|
|
"item_type":"T_REF_COLUMN",
|
|
"result_type":"INT",
|
|
"expr_info": [
|
|
"IS_COLUMN",
|
|
"CNT_COLUMN"
|
|
],
|
|
"rel_id": [
|
|
1
|
|
],
|
|
"table_id":1,
|
|
"column_id":16,
|
|
"expr_level":0
|
|
},
|
|
{
|
|
"item_type":"T_INT",
|
|
"result_type":"BIGINT",
|
|
"expr_info": [
|
|
"IS_CONST",
|
|
"CNT_CONST"
|
|
],
|
|
"rel_id": [
|
|
],
|
|
"value": {
|
|
"BIGINT":5
|
|
}
|
|
}
|
|
]
|
|
}
|
|
],
|
|
"aggr_func": [
|
|
],
|
|
"order_by": [
|
|
],
|
|
"limit":null,
|
|
"offset":null,
|
|
"for_update":false,
|
|
"wait":-1,
|
|
"show_table_id":-1,
|
|
"when": [
|
|
],
|
|
"hint": {
|
|
"read_static":false,
|
|
"frozen_version":-1,
|
|
"topk_precision":-1,
|
|
"sharding_minimum_row_count":0,
|
|
"query_timeout":-1,
|
|
"hotspot":false,
|
|
"index": [
|
|
],
|
|
"read_consistency":0,
|
|
"join_order": [
|
|
],
|
|
"merge_hint_idxs":"0, 0, 0, 0, 0, 0, 0, 0",
|
|
"hash_hint_idxs":"0, 0, 0, 0, 0, 0, 0, 0",
|
|
"nl_hint_idxs":"0, 0, 0, 0, 0, 0, 0, 0",
|
|
"part_hints": [
|
|
]
|
|
},
|
|
"query_context": {
|
|
"param_num":0
|
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},
|
|
"equal_sets": [
|
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]
|
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}
|
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*************** Case 3 ***************
|
|
select t1.c1, t2.c1 from t1, t2 having t1.c1 > 5 and t2.c1=t1.c1
|
|
{
|
|
"stmt_type":1,
|
|
"table": [
|
|
{
|
|
"table_id":1,
|
|
"table_name":"t1",
|
|
"alias_name":"",
|
|
"table_type":0,
|
|
"ref_id":1,
|
|
"ref_query":null,
|
|
"database_name":"rongxuan"
|
|
},
|
|
{
|
|
"table_id":2,
|
|
"table_name":"t2",
|
|
"alias_name":"",
|
|
"table_type":0,
|
|
"ref_id":2,
|
|
"ref_query":null,
|
|
"database_name":"rongxuan"
|
|
}
|
|
],
|
|
"joined_table": [
|
|
],
|
|
"partition_express": [
|
|
{
|
|
"table_id":1,
|
|
"expression": {
|
|
"item_type":"T_FUN_SYS_PART_HASH",
|
|
"result_type":"BIGINT",
|
|
"expr_info": [
|
|
"IS_FUNC",
|
|
"CNT_CONST",
|
|
"CNT_COLUMN",
|
|
"CNT_FUNC"
|
|
],
|
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