1017 lines
		
	
	
		
			20 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			1017 lines
		
	
	
		
			20 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| ***************   Case 1   ***************
 | |
| SELECT COUNT(c1) AS c2 FROM t1 GROUP BY c2 HAVING c2 = 2;
 | |
| {
 | |
|   "stmt_type":1,
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|   "table": [
 | |
|      {
 | |
|       "table_id":1,
 | |
|       "table_name":"t1",
 | |
|       "alias_name":"",
 | |
|       "table_type":0,
 | |
|       "ref_id":1,
 | |
|       "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",
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|           "CNT_FUNC"
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|         ],
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|         "rel_id": [
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|           1
 | |
|         ],
 | |
|         "func":"partition_hash",
 | |
|         "children": [
 | |
|            {
 | |
|             "item_type":"T_OP_ADD",
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|             "result_type":"BIGINT",
 | |
|             "expr_info": [
 | |
|               "CNT_CONST",
 | |
|               "CNT_COLUMN"
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|             ],
 | |
|             "rel_id": [
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|               1
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|             ],
 | |
|             "children": [
 | |
|                {
 | |
|                 "item_type":"T_REF_COLUMN",
 | |
|                 "result_type":"INT",
 | |
|                 "expr_info": [
 | |
|                   "IS_COLUMN",
 | |
|                   "CNT_COLUMN"
 | |
|                 ],
 | |
|                 "rel_id": [
 | |
|                   1
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|                 ],
 | |
|                 "table_id":1,
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|                 "column_id":17,
 | |
|                 "expr_level":0
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|               },
 | |
|                {
 | |
|                 "item_type":"T_INT",
 | |
|                 "result_type":"BIGINT",
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|                 "expr_info": [
 | |
|                   "IS_CONST",
 | |
|                   "CNT_CONST"
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|                 ],
 | |
|                 "rel_id": [
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|                 ],
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|                 "value": {
 | |
|                   "BIGINT":1
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|                 }
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|               }
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|             ]
 | |
|           }
 | |
|         ]
 | |
|       }
 | |
|     }
 | |
|   ],
 | |
|   "column": [
 | |
|      {
 | |
|       "column_id":17,
 | |
|       "column_name":"c2",
 | |
|       "table_id":1,
 | |
|       "obj_type":"INT",
 | |
|       "data_length":0,
 | |
|       "cs_type":45,
 | |
|       "cs_level":2,
 | |
|       "decimal_scale":0,
 | |
|       "expression": {
 | |
|         "item_type":"T_REF_COLUMN",
 | |
|         "result_type":"INT",
 | |
|         "expr_info": [
 | |
|           "IS_COLUMN",
 | |
|           "CNT_COLUMN"
 | |
|         ],
 | |
|         "rel_id": [
 | |
|           1
 | |
|         ],
 | |
|         "table_id":1,
 | |
|         "column_id":17,
 | |
|         "expr_level":0
 | |
|       }
 | |
|     },
 | |
|      {
 | |
|       "column_id":16,
 | |
|       "column_name":"c1",
 | |
|       "table_id":1,
 | |
|       "obj_type":"INT",
 | |
|       "data_length":0,
 | |
|       "cs_type":45,
 | |
|       "cs_level":2,
 | |
|       "decimal_scale":0,
 | |
|       "expression": {
 | |
|         "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
 | |
|       }
 | |
|     }
 | |
|   ],
 | |
|   "select": [
 | |
|      {
 | |
|       "expression": {
 | |
|         "item_type":"T_FUN_COUNT",
 | |
|         "result_type":"DECIMAL",
 | |
|         "expr_info": [
 | |
|           "IS_AGG",
 | |
|           "CNT_COLUMN",
 | |
|           "CNT_AGG"
 | |
|         ],
 | |
|         "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
 | |
|         },
 | |
|         "distinct":false
 | |
|       },
 | |
|       "table_id":-1,
 | |
|       "column_id":65509,
 | |
|       "is_alias":true,
 | |
|       "alias_name":"c2",
 | |
|       "expr_name":"c2",
 | |
|       "obj_type":"DECIMAL",
 | |
|       "decimal_scale":9223372036854775807
 | |
|     }
 | |
|   ],
 | |
|   "distinct":false,
 | |
|   "from": [
 | |
|      {
 | |
|       "table_id":1,
 | |
|       "is_join":false
 | |
|     }
 | |
|   ],
 | |
|   "where": [
 | |
|   ],
 | |
|   "group_by": [
 | |
|      {
 | |
|       "item_type":"T_REF_COLUMN",
 | |
|       "result_type":"INT",
 | |
|       "expr_info": [
 | |
|         "IS_COLUMN",
 | |
|         "CNT_COLUMN"
 | |
|       ],
 | |
|       "rel_id": [
 | |
|         1
 | |
|       ],
 | |
|       "table_id":1,
 | |
|       "column_id":17,
 | |
|       "expr_level":0
 | |
|     }
 | |
|   ],
 | |
|   "having": [
 | |
|      {
 | |
|       "item_type":"T_OP_EQ",
 | |
|       "result_type":"TINYINT",
 | |
|       "expr_info": [
 | |
|         "CNT_CONST",
 | |
|         "CNT_COLUMN",
 | |
|         "IS_SIMPLE_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":17,
 | |
|           "expr_level":0
 | |
|         },
 | |
|          {
 | |
|           "item_type":"T_INT",
 | |
|           "result_type":"BIGINT",
 | |
|           "expr_info": [
 | |
|             "IS_CONST",
 | |
|             "CNT_CONST"
 | |
|           ],
 | |
|           "rel_id": [
 | |
|           ],
 | |
|           "value": {
 | |
|             "BIGINT":2
 | |
|           }
 | |
|         }
 | |
|       ]
 | |
|     }
 | |
|   ],
 | |
|   "aggr_func": [
 | |
|      {
 | |
|       "column_id":65519,
 | |
|       "expression": {
 | |
|         "item_type":"T_FUN_COUNT",
 | |
|         "result_type":"DECIMAL",
 | |
|         "expr_info": [
 | |
|           "IS_AGG",
 | |
|           "CNT_COLUMN",
 | |
|           "CNT_AGG"
 | |
|         ],
 | |
|         "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
 | |
|         },
 | |
|         "distinct":false
 | |
|       }
 | |
|     }
 | |
|   ],
 | |
|   "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
 | |
|   },
 | |
|   "equal_sets": [
 | |
|   ]
 | |
| }
 | |
| ***************   Case 2   ***************
 | |
| select * from t1 group by c1 having c1 > 5;
 | |
| {
 | |
|   "stmt_type":1,
 | |
|   "table": [
 | |
|      {
 | |
|       "table_id":1,
 | |
|       "table_name":"t1",
 | |
|       "alias_name":"",
 | |
|       "table_type":0,
 | |
|       "ref_id":1,
 | |
|       "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"
 | |
|         ],
 | |
|         "rel_id": [
 | |
|           1
 | |
|         ],
 | |
|         "func":"partition_hash",
 | |
|         "children": [
 | |
|            {
 | |
|             "item_type":"T_OP_ADD",
 | |
|             "result_type":"BIGINT",
 | |
|             "expr_info": [
 | |
|               "CNT_CONST",
 | |
|               "CNT_COLUMN"
 | |
|             ],
 | |
|             "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":17,
 | |
|                 "expr_level":0
 | |
|               },
 | |
|                {
 | |
|                 "item_type":"T_INT",
 | |
|                 "result_type":"BIGINT",
 | |
|                 "expr_info": [
 | |
|                   "IS_CONST",
 | |
|                   "CNT_CONST"
 | |
|                 ],
 | |
|                 "rel_id": [
 | |
|                 ],
 | |
|                 "value": {
 | |
|                   "BIGINT":1
 | |
|                 }
 | |
|               }
 | |
|             ]
 | |
|           }
 | |
|         ]
 | |
|       }
 | |
|     }
 | |
|   ],
 | |
|   "column": [
 | |
|      {
 | |
|       "column_id":17,
 | |
|       "column_name":"c2",
 | |
|       "table_id":1,
 | |
|       "obj_type":"INT",
 | |
|       "data_length":0,
 | |
|       "cs_type":45,
 | |
|       "cs_level":2,
 | |
|       "decimal_scale":0,
 | |
|       "expression": {
 | |
|         "item_type":"T_REF_COLUMN",
 | |
|         "result_type":"INT",
 | |
|         "expr_info": [
 | |
|           "IS_COLUMN",
 | |
|           "CNT_COLUMN"
 | |
|         ],
 | |
|         "rel_id": [
 | |
|           1
 | |
|         ],
 | |
|         "table_id":1,
 | |
|         "column_id":17,
 | |
|         "expr_level":0
 | |
|       }
 | |
|     },
 | |
|      {
 | |
|       "column_id":16,
 | |
|       "column_name":"c1",
 | |
|       "table_id":1,
 | |
|       "obj_type":"INT",
 | |
|       "data_length":0,
 | |
|       "cs_type":0,
 | |
|       "cs_level":7,
 | |
|       "decimal_scale":0,
 | |
|       "expression": {
 | |
|         "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
 | |
|       }
 | |
|     }
 | |
|   ],
 | |
|   "select": [
 | |
|      {
 | |
|       "expression": {
 | |
|         "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
 | |
|       },
 | |
|       "table_id":-1,
 | |
|       "column_id":65519,
 | |
|       "is_alias":false,
 | |
|       "alias_name":"c1",
 | |
|       "expr_name":"c1",
 | |
|       "obj_type":"INT",
 | |
|       "decimal_scale":0
 | |
|     },
 | |
|      {
 | |
|       "expression": {
 | |
|         "item_type":"T_REF_COLUMN",
 | |
|         "result_type":"INT",
 | |
|         "expr_info": [
 | |
|           "IS_COLUMN",
 | |
|           "CNT_COLUMN"
 | |
|         ],
 | |
|         "rel_id": [
 | |
|           1
 | |
|         ],
 | |
|         "table_id":1,
 | |
|         "column_id":17,
 | |
|         "expr_level":0
 | |
|       },
 | |
|       "table_id":-1,
 | |
|       "column_id":65518,
 | |
|       "is_alias":false,
 | |
|       "alias_name":"c2",
 | |
|       "expr_name":"c2",
 | |
|       "obj_type":"INT",
 | |
|       "decimal_scale":0
 | |
|     }
 | |
|   ],
 | |
|   "distinct":false,
 | |
|   "from": [
 | |
|      {
 | |
|       "table_id":1,
 | |
|       "is_join":false
 | |
|     }
 | |
|   ],
 | |
|   "where": [
 | |
|   ],
 | |
|   "group_by": [
 | |
|      {
 | |
|       "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
 | |
|     }
 | |
|   ],
 | |
|   "having": [
 | |
|      {
 | |
|       "item_type":"T_OP_GT",
 | |
|       "result_type":"TINYINT",
 | |
|       "expr_info": [
 | |
|         "CNT_CONST",
 | |
|         "CNT_COLUMN",
 | |
|         "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
 | |
|   },
 | |
|   "equal_sets": [
 | |
|   ]
 | |
| }
 | |
| ***************   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",
 | |
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| }
 | 
