421 lines
		
	
	
		
			9.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			421 lines
		
	
	
		
			9.0 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
***************   Case 1   ***************
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create synonym syn_t1 for t1;
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{
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  "create_synonym_arg": {
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    "synonym_info": {
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      "tenant_id":1,
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      "database_id":-1,
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      "synonym_id":-1,
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      "schema_version":0
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    },
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    "db_name":"rongxuan",
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    "obj_db_name":"rongxuan"
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  }
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}
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***************   Case 2   ***************
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select * from t1;
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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":1099511677777,
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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":1099511677777,
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      "database_name":"rongxuan",
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      "for_update":false,
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      "wait":-1,
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      "mock_id":-1
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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":1099511677777,
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      "partition_express": {
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        "item_type":"T_OP_ADD",
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        "result_type": {
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          "meta": {
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            "type":"BIGINT",
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            "collation":"binary",
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            "coercibility":"NUMERIC"
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          },
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          "accuracy": {
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            "length":-1,
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            "precision":12,
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            "scale":0
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          },
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          "flag":1,
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          "calc_type": {
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            "type":"BIGINT",
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            "collation":"binary",
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            "coercibility":"NUMERIC"
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          }
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        },
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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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        ],
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        "expr_levels": [
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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": {
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              "meta": {
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                "type":"INT",
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                "collation":"binary",
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                "coercibility":"NUMERIC"
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              },
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              "accuracy": {
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                "length":-1,
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                "precision":11,
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                "scale":0
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              },
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              "flag":16387,
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              "calc_type": {
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                "type":"NULL",
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                "collation":"invalid_type",
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                "coercibility":"INVALID"
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              }
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            },
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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":1099511677777,
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            "column_id":16,
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            "database_name":"rongxuan",
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            "table_name":"t1",
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            "column_name":"c1",
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            "expr_level":0,
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            "expr_levels": [
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              0
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            ],
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            "column_flags":0,
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            "is_explicited_referece":true,
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            "explicited_ref_count":1
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          },
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           {
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            "item_type":"T_INT",
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            "result_type": {
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              "meta": {
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                "type":"BIGINT",
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                "collation":"binary",
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                "coercibility":"NUMERIC"
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              },
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              "accuracy": {
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                "length":1,
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                "precision":1,
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                "scale":0
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              },
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              "flag":1,
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              "calc_type": {
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                "type":"NULL",
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                "collation":"invalid_type",
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                "coercibility":"INVALID"
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              }
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            },
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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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      "partition_express":null
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    }
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  ],
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  "column": [
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     {
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      "column_id":16,
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      "table_id":1099511677777,
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      "column":"c1",
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      "auto_filled_timestamp":false,
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      "default_value": {
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        "NULL":"NULL"
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      },
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      "expression": {
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        "item_type":"T_REF_COLUMN",
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        "result_type": {
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          "meta": {
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            "type":"INT",
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            "collation":"binary",
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            "coercibility":"NUMERIC"
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          },
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          "accuracy": {
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            "length":-1,
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            "precision":11,
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            "scale":0
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          },
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          "flag":16387,
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          "calc_type": {
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            "type":"NULL",
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            "collation":"invalid_type",
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            "coercibility":"INVALID"
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          }
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        },
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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":1099511677777,
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        "column_id":16,
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        "database_name":"rongxuan",
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        "table_name":"t1",
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        "column_name":"c1",
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        "expr_level":0,
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        "expr_levels": [
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          0
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        ],
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        "column_flags":0,
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        "is_explicited_referece":true,
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        "explicited_ref_count":1
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      }
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    },
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     {
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      "column_id":17,
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      "table_id":1099511677777,
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      "column":"c2",
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      "auto_filled_timestamp":false,
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      "default_value": {
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        "NULL":"NULL"
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      },
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      "expression": {
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        "item_type":"T_REF_COLUMN",
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        "result_type": {
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          "meta": {
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            "type":"INT",
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            "collation":"binary",
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            "coercibility":"NUMERIC"
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          },
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          "accuracy": {
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            "length":-1,
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            "precision":11,
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            "scale":0
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          },
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          "flag":0,
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          "calc_type": {
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            "type":"NULL",
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            "collation":"invalid_type",
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            "coercibility":"INVALID"
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          }
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        },
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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":1099511677777,
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        "column_id":17,
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        "database_name":"rongxuan",
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        "table_name":"t1",
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        "column_name":"c2",
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        "expr_level":0,
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        "expr_levels": [
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          0
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        ],
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        "column_flags":0,
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        "is_explicited_referece":true,
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        "explicited_ref_count":1
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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": {
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          "meta": {
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            "type":"INT",
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            "collation":"binary",
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            "coercibility":"NUMERIC"
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          },
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          "accuracy": {
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            "length":-1,
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            "precision":11,
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            "scale":0
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          },
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          "flag":16387,
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          "calc_type": {
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            "type":"NULL",
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            "collation":"invalid_type",
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            "coercibility":"INVALID"
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          }
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        },
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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":1099511677777,
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        "column_id":16,
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        "database_name":"rongxuan",
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        "table_name":"t1",
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        "column_name":"c1",
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        "expr_level":0,
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        "expr_levels": [
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          0
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        ],
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        "column_flags":0,
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        "is_explicited_referece":true,
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        "explicited_ref_count":1
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      },
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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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      "default": {
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        "NULL":"NULL"
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      }
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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": {
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          "meta": {
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            "type":"INT",
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            "collation":"binary",
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            "coercibility":"NUMERIC"
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          },
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          "accuracy": {
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            "length":-1,
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            "precision":11,
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            "scale":0
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          },
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          "flag":0,
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          "calc_type": {
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            "type":"NULL",
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            "collation":"invalid_type",
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            "coercibility":"INVALID"
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          }
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        },
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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":1099511677777,
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        "column_id":17,
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        "database_name":"rongxuan",
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        "table_name":"t1",
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        "column_name":"c2",
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        "expr_level":0,
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        "expr_levels": [
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          0
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        ],
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        "column_flags":0,
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        "is_explicited_referece":true,
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        "explicited_ref_count":1
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      },
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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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      "default": {
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        "NULL":"NULL"
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      }
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    }
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  ],
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  "distinct":false,
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  "rollup":false,
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  "nocycle":false,
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  "from": [
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     {
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      "table_id":1099511677777,
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      "is_join":false
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    }
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  ],
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  "start_with": [
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  ],
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  "connect_by": [
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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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  "having": [
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  ],
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  "aggr_func": [
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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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  "show_stmt_ctx": {
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    "is_from_show_stmt":false,
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    "global_scope":false,
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    "tenant_id":-1,
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    "show_database_id":-1,
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    "show_table_id":-1,
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    "grants_user_id":-1
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  },
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  "hint": {
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    "read_static":false,
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    "no_rewrite":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":-1,
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    "join_ordered":false,
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    "join_order": [
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    ],
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    "merge_hint_ids": [
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    ],
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    "hash_hint_ids": [
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    ],
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    "no_hash_hint_ids": [
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    ],
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    "nl_hint_ids": [
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    ],
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    "part_hints": [
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    ],
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    "use_late_materialization":-1,
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    "log_level":"",
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    "max_concurrent":-1,
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    "only_concurrent_hint":false,
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    "has_hint_exclude_concurrent":false,
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    "parallel":-1
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  },
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  "query_context": {
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    "param_num":0,
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    "fetch_cur_time":true,
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    "calculable_items": [
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    ]
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  },
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  "extra_output_exprs": [
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  ],
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  "current_level":0,
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  "equal_sets": [
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  ],
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  "child_stmts": [
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  ],
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  "has_transformed_for_hierarchical_query":false,
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  "is_hierarchical_query":false
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}
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***************   Case 3   ***************
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select * from syn_t1;
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