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[FEAT MERGE] optimizer statistics gather enhance

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Co-authored-by: Larry955 <1412857955@qq.com>
Co-authored-by: wangt1xiuyi <13547954130@163.com>
This commit is contained in:
obdev
2023-04-28 13:11:58 +00:00
committed by ob-robot
parent 35c1be5aa1
commit 642f1c7d84
130 changed files with 8572 additions and 1563 deletions
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6
src/share/inner_table/ob_inner_table_schema.25151_25200.cpp
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@ -1610,7 +1610,7 @@ int ObInnerTableSchema::all_tab_modifications_ora_schema(ObTableSchema &table_sc
table_schema.set_collation_type(ObCharset::get_default_collation(ObCharset::get_default_charset()));
if (OB_SUCC(ret)) {
if (OB_FAIL(table_schema.set_view_definition(R"__(SELECT CAST(DB.DATABASE_NAME AS VARCHAR2(128)) AS TABLE_OWNER, CAST(T.TABLE_NAME AS VARCHAR2(128)) AS TABLE_NAME, CAST(P.PART_NAME AS VARCHAR2(128)) AS PARTITION_NAME, CAST(SP.SUB_PART_NAME AS VARCHAR2(128)) AS SUBPARTITION_NAME, CAST(V.INSERTS AS NUMBER) AS INSERTS, CAST(V.UPDATES AS NUMBER) AS UPDATES, CAST(V.DELETES AS NUMBER) AS DELETES, CAST(V.MODIFIED_TIME AS DATE) AS TIMESTAMP, CAST(NULL AS VARCHAR2(3)) AS TRUNCATED, CAST(NULL AS NUMBER) AS DROP_SEGMENTS FROM (SELECT CASE WHEN T.TENANT_ID IS NOT NULL THEN T.TENANT_ID ELSE VT.TENANT_ID END AS TENANT_ID, CASE WHEN T.TABLE_ID IS NOT NULL THEN T.TABLE_ID ELSE VT.TABLE_ID END AS TABLE_ID, CASE WHEN T.TABLET_ID IS NOT NULL THEN T.TABLET_ID ELSE VT.TABLET_ID END AS TABLET_ID, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.INSERTS + VT.INSERT_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.INSERTS ELSE VT.INSERT_ROW_COUNT END) END AS INSERTS, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.UPDATES + VT.UPDATE_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.UPDATES ELSE VT.UPDATE_ROW_COUNT END) END AS UPDATES, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.DELETES + VT.DELETE_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.DELETES ELSE VT.DELETE_ROW_COUNT END) END AS DELETES, CASE WHEN T.GMT_MODIFIED IS NOT NULL THEN T.GMT_MODIFIED ELSE NULL END AS MODIFIED_TIME FROM SYS.ALL_VIRTUAL_MONITOR_MODIFIED_REAL_AGENT T FULL JOIN SYS.ALL_VIRTUAL_DML_STATS VT ON T.TENANT_ID = VT.TENANT_ID AND T.TABLE_ID = VT.TABLE_ID AND T.TABLET_ID = VT.TABLET_ID )V JOIN SYS.ALL_VIRTUAL_TABLE_REAL_AGENT T ON T.TABLE_ID = V.TABLE_ID AND T.TENANT_ID = V.TENANT_ID AND T.TENANT_ID = EFFECTIVE_TENANT_ID() JOIN SYS.ALL_VIRTUAL_DATABASE_REAL_AGENT DB ON DB.TENANT_ID = V.TENANT_ID AND DB.DATABASE_ID = T.DATABASE_ID AND (DB.DATABASE_ID = USERENV('SCHEMAID') OR USER_CAN_ACCESS_OBJ(1, V.TABLE_ID, DB.DATABASE_ID) = 1) LEFT JOIN SYS.ALL_VIRTUAL_PART_REAL_AGENT P ON V.TENANT_ID = P.TENANT_ID AND V.TABLE_ID = P.TABLE_ID AND V.TABLET_ID = P.TABLET_ID LEFT JOIN SYS.ALL_VIRTUAL_SUB_PART_REAL_AGENT SP ON V.TENANT_ID = SP.TENANT_ID AND V.TABLE_ID = SP.TABLE_ID AND V.TABLET_ID = SP.TABLET_ID )__"))) {
if (OB_FAIL(table_schema.set_view_definition(R"__(SELECT CAST(DB.DATABASE_NAME AS VARCHAR2(128)) AS TABLE_OWNER, CAST(T.TABLE_NAME AS VARCHAR2(128)) AS TABLE_NAME, CAST(P.PART_NAME AS VARCHAR2(128)) AS PARTITION_NAME, CAST(SP.SUB_PART_NAME AS VARCHAR2(128)) AS SUBPARTITION_NAME, CAST(V.INSERTS AS NUMBER) AS INSERTS, CAST(V.UPDATES AS NUMBER) AS UPDATES, CAST(V.DELETES AS NUMBER) AS DELETES, CAST(V.MODIFIED_TIME AS DATE) AS TIMESTAMP, CAST(NULL AS VARCHAR2(3)) AS TRUNCATED, CAST(NULL AS NUMBER) AS DROP_SEGMENTS FROM (SELECT CASE WHEN T.TENANT_ID IS NOT NULL THEN T.TENANT_ID ELSE VT.TENANT_ID END AS TENANT_ID, CASE WHEN T.TABLE_ID IS NOT NULL THEN T.TABLE_ID ELSE VT.TABLE_ID END AS TABLE_ID, CASE WHEN T.TABLET_ID IS NOT NULL THEN T.TABLET_ID ELSE VT.TABLET_ID END AS TABLET_ID, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.INSERTS + VT.INSERT_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.INSERTS ELSE VT.INSERT_ROW_COUNT END) END AS INSERTS, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.UPDATES + VT.UPDATE_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.UPDATES ELSE VT.UPDATE_ROW_COUNT END) END AS UPDATES, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.DELETES + VT.DELETE_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.DELETES ELSE VT.DELETE_ROW_COUNT END) END AS DELETES, CASE WHEN T.GMT_MODIFIED IS NOT NULL THEN T.GMT_MODIFIED ELSE NULL END AS MODIFIED_TIME FROM SYS.ALL_VIRTUAL_MONITOR_MODIFIED_REAL_AGENT T FULL JOIN SYS.ALL_VIRTUAL_DML_STATS VT ON T.TENANT_ID = VT.TENANT_ID AND T.TABLE_ID = VT.TABLE_ID AND T.TABLET_ID = VT.TABLET_ID )V JOIN SYS.ALL_VIRTUAL_TABLE_REAL_AGENT T ON T.TABLE_ID = V.TABLE_ID AND T.TENANT_ID = V.TENANT_ID AND T.TABLE_TYPE IN (0, 3, 8, 9) AND T.TENANT_ID = EFFECTIVE_TENANT_ID() JOIN SYS.ALL_VIRTUAL_DATABASE_REAL_AGENT DB ON DB.TENANT_ID = V.TENANT_ID AND DB.DATABASE_ID = T.DATABASE_ID AND (DB.DATABASE_ID = USERENV('SCHEMAID') OR USER_CAN_ACCESS_OBJ(1, V.TABLE_ID, DB.DATABASE_ID) = 1) LEFT JOIN SYS.ALL_VIRTUAL_PART_REAL_AGENT P ON V.TENANT_ID = P.TENANT_ID AND V.TABLE_ID = P.TABLE_ID AND V.TABLET_ID = P.TABLET_ID LEFT JOIN SYS.ALL_VIRTUAL_SUB_PART_REAL_AGENT SP ON V.TENANT_ID = SP.TENANT_ID AND V.TABLE_ID = SP.TABLE_ID AND V.TABLET_ID = SP.TABLET_ID )__"))) {
LOG_ERROR("fail to set view_definition", K(ret));
}
}
@ -1660,7 +1660,7 @@ int ObInnerTableSchema::dba_tab_modifications_ora_schema(ObTableSchema &table_sc
table_schema.set_collation_type(ObCharset::get_default_collation(ObCharset::get_default_charset()));
if (OB_SUCC(ret)) {
if (OB_FAIL(table_schema.set_view_definition(R"__(SELECT CAST(DB.DATABASE_NAME AS VARCHAR2(128)) AS TABLE_OWNER, CAST(T.TABLE_NAME AS VARCHAR2(128)) AS TABLE_NAME, CAST(P.PART_NAME AS VARCHAR2(128)) AS PARTITION_NAME, CAST(SP.SUB_PART_NAME AS VARCHAR2(128)) AS SUBPARTITION_NAME, CAST(V.INSERTS AS NUMBER) AS INSERTS, CAST(V.UPDATES AS NUMBER) AS UPDATES, CAST(V.DELETES AS NUMBER) AS DELETES, CAST(V.MODIFIED_TIME AS DATE) AS TIMESTAMP, CAST(NULL AS VARCHAR2(3)) AS TRUNCATED, CAST(NULL AS NUMBER) AS DROP_SEGMENTS FROM (SELECT CASE WHEN T.TENANT_ID IS NOT NULL THEN T.TENANT_ID ELSE VT.TENANT_ID END AS TENANT_ID, CASE WHEN T.TABLE_ID IS NOT NULL THEN T.TABLE_ID ELSE VT.TABLE_ID END AS TABLE_ID, CASE WHEN T.TABLET_ID IS NOT NULL THEN T.TABLET_ID ELSE VT.TABLET_ID END AS TABLET_ID, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.INSERTS + VT.INSERT_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.INSERTS ELSE VT.INSERT_ROW_COUNT END) END AS INSERTS, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.UPDATES + VT.UPDATE_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.UPDATES ELSE VT.UPDATE_ROW_COUNT END) END AS UPDATES, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.DELETES + VT.DELETE_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.DELETES ELSE VT.DELETE_ROW_COUNT END) END AS DELETES, CASE WHEN T.GMT_MODIFIED IS NOT NULL THEN T.GMT_MODIFIED ELSE NULL END AS MODIFIED_TIME FROM SYS.ALL_VIRTUAL_MONITOR_MODIFIED_REAL_AGENT T FULL JOIN SYS.ALL_VIRTUAL_DML_STATS VT ON T.TENANT_ID = VT.TENANT_ID AND T.TABLE_ID = VT.TABLE_ID AND T.TABLET_ID = VT.TABLET_ID )V JOIN SYS.ALL_VIRTUAL_TABLE_REAL_AGENT T ON T.TABLE_ID = V.TABLE_ID AND T.TENANT_ID = V.TENANT_ID AND T.TENANT_ID = EFFECTIVE_TENANT_ID() JOIN SYS.ALL_VIRTUAL_DATABASE_REAL_AGENT DB ON DB.TENANT_ID = V.TENANT_ID AND DB.DATABASE_ID = T.DATABASE_ID LEFT JOIN SYS.ALL_VIRTUAL_PART_REAL_AGENT P ON V.TENANT_ID = P.TENANT_ID AND V.TABLE_ID = P.TABLE_ID AND V.TABLET_ID = P.TABLET_ID LEFT JOIN SYS.ALL_VIRTUAL_SUB_PART_REAL_AGENT SP ON V.TENANT_ID = SP.TENANT_ID AND V.TABLE_ID = SP.TABLE_ID AND V.TABLET_ID = SP.TABLET_ID )__"))) {
if (OB_FAIL(table_schema.set_view_definition(R"__(SELECT CAST(DB.DATABASE_NAME AS VARCHAR2(128)) AS TABLE_OWNER, CAST(T.TABLE_NAME AS VARCHAR2(128)) AS TABLE_NAME, CAST(P.PART_NAME AS VARCHAR2(128)) AS PARTITION_NAME, CAST(SP.SUB_PART_NAME AS VARCHAR2(128)) AS SUBPARTITION_NAME, CAST(V.INSERTS AS NUMBER) AS INSERTS, CAST(V.UPDATES AS NUMBER) AS UPDATES, CAST(V.DELETES AS NUMBER) AS DELETES, CAST(V.MODIFIED_TIME AS DATE) AS TIMESTAMP, CAST(NULL AS VARCHAR2(3)) AS TRUNCATED, CAST(NULL AS NUMBER) AS DROP_SEGMENTS FROM (SELECT CASE WHEN T.TENANT_ID IS NOT NULL THEN T.TENANT_ID ELSE VT.TENANT_ID END AS TENANT_ID, CASE WHEN T.TABLE_ID IS NOT NULL THEN T.TABLE_ID ELSE VT.TABLE_ID END AS TABLE_ID, CASE WHEN T.TABLET_ID IS NOT NULL THEN T.TABLET_ID ELSE VT.TABLET_ID END AS TABLET_ID, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.INSERTS + VT.INSERT_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.INSERTS ELSE VT.INSERT_ROW_COUNT END) END AS INSERTS, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.UPDATES + VT.UPDATE_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.UPDATES ELSE VT.UPDATE_ROW_COUNT END) END AS UPDATES, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.DELETES + VT.DELETE_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.DELETES ELSE VT.DELETE_ROW_COUNT END) END AS DELETES, CASE WHEN T.GMT_MODIFIED IS NOT NULL THEN T.GMT_MODIFIED ELSE NULL END AS MODIFIED_TIME FROM SYS.ALL_VIRTUAL_MONITOR_MODIFIED_REAL_AGENT T FULL JOIN SYS.ALL_VIRTUAL_DML_STATS VT ON T.TENANT_ID = VT.TENANT_ID AND T.TABLE_ID = VT.TABLE_ID AND T.TABLET_ID = VT.TABLET_ID )V JOIN SYS.ALL_VIRTUAL_TABLE_REAL_AGENT T ON T.TABLE_ID = V.TABLE_ID AND T.TENANT_ID = V.TENANT_ID AND T.TENANT_ID = EFFECTIVE_TENANT_ID() AND T.TABLE_TYPE IN (0, 3, 8, 9) JOIN SYS.ALL_VIRTUAL_DATABASE_REAL_AGENT DB ON DB.TENANT_ID = V.TENANT_ID AND DB.DATABASE_ID = T.DATABASE_ID LEFT JOIN SYS.ALL_VIRTUAL_PART_REAL_AGENT P ON V.TENANT_ID = P.TENANT_ID AND V.TABLE_ID = P.TABLE_ID AND V.TABLET_ID = P.TABLET_ID LEFT JOIN SYS.ALL_VIRTUAL_SUB_PART_REAL_AGENT SP ON V.TENANT_ID = SP.TENANT_ID AND V.TABLE_ID = SP.TABLE_ID AND V.TABLET_ID = SP.TABLET_ID )__"))) {
LOG_ERROR("fail to set view_definition", K(ret));
}
}
@ -1710,7 +1710,7 @@ int ObInnerTableSchema::user_tab_modifications_ora_schema(ObTableSchema &table_s
table_schema.set_collation_type(ObCharset::get_default_collation(ObCharset::get_default_charset()));
if (OB_SUCC(ret)) {
if (OB_FAIL(table_schema.set_view_definition(R"__(SELECT CAST(T.TABLE_NAME AS VARCHAR2(128)) AS TABLE_NAME, CAST(P.PART_NAME AS VARCHAR2(128)) AS PARTITION_NAME, CAST(SP.SUB_PART_NAME AS VARCHAR2(128)) AS SUBPARTITION_NAME, CAST(V.INSERTS AS NUMBER) AS INSERTS, CAST(V.UPDATES AS NUMBER) AS UPDATES, CAST(V.DELETES AS NUMBER) AS DELETES, CAST(V.MODIFIED_TIME AS DATE) AS TIMESTAMP, CAST(NULL AS VARCHAR2(3)) AS TRUNCATED, CAST(NULL AS NUMBER) AS DROP_SEGMENTS FROM (SELECT CASE WHEN T.TENANT_ID IS NOT NULL THEN T.TENANT_ID ELSE VT.TENANT_ID END AS TENANT_ID, CASE WHEN T.TABLE_ID IS NOT NULL THEN T.TABLE_ID ELSE VT.TABLE_ID END AS TABLE_ID, CASE WHEN T.TABLET_ID IS NOT NULL THEN T.TABLET_ID ELSE VT.TABLET_ID END AS TABLET_ID, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.INSERTS + VT.INSERT_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.INSERTS ELSE VT.INSERT_ROW_COUNT END) END AS INSERTS, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.UPDATES + VT.UPDATE_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.UPDATES ELSE VT.UPDATE_ROW_COUNT END) END AS UPDATES, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.DELETES + VT.DELETE_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.DELETES ELSE VT.DELETE_ROW_COUNT END) END AS DELETES, CASE WHEN T.GMT_MODIFIED IS NOT NULL THEN T.GMT_MODIFIED ELSE NULL END AS MODIFIED_TIME FROM SYS.ALL_VIRTUAL_MONITOR_MODIFIED_REAL_AGENT T FULL JOIN SYS.ALL_VIRTUAL_DML_STATS VT ON T.TENANT_ID = VT.TENANT_ID AND T.TABLE_ID = VT.TABLE_ID AND T.TABLET_ID = VT.TABLET_ID )V JOIN SYS.ALL_VIRTUAL_TABLE_REAL_AGENT T ON T.TABLE_ID = V.TABLE_ID AND T.TENANT_ID = V.TENANT_ID AND T.TENANT_ID = EFFECTIVE_TENANT_ID() AND T.DATABASE_ID = USERENV('SCHEMAID') JOIN SYS.ALL_VIRTUAL_DATABASE_REAL_AGENT DB ON DB.TENANT_ID = V.TENANT_ID AND DB.DATABASE_ID = T.DATABASE_ID LEFT JOIN SYS.ALL_VIRTUAL_PART_REAL_AGENT P ON V.TENANT_ID = P.TENANT_ID AND V.TABLE_ID = P.TABLE_ID AND V.TABLET_ID = P.TABLET_ID LEFT JOIN SYS.ALL_VIRTUAL_SUB_PART_REAL_AGENT SP ON V.TENANT_ID = SP.TENANT_ID AND V.TABLE_ID = SP.TABLE_ID AND V.TABLET_ID = SP.TABLET_ID )__"))) {
if (OB_FAIL(table_schema.set_view_definition(R"__(SELECT CAST(T.TABLE_NAME AS VARCHAR2(128)) AS TABLE_NAME, CAST(P.PART_NAME AS VARCHAR2(128)) AS PARTITION_NAME, CAST(SP.SUB_PART_NAME AS VARCHAR2(128)) AS SUBPARTITION_NAME, CAST(V.INSERTS AS NUMBER) AS INSERTS, CAST(V.UPDATES AS NUMBER) AS UPDATES, CAST(V.DELETES AS NUMBER) AS DELETES, CAST(V.MODIFIED_TIME AS DATE) AS TIMESTAMP, CAST(NULL AS VARCHAR2(3)) AS TRUNCATED, CAST(NULL AS NUMBER) AS DROP_SEGMENTS FROM (SELECT CASE WHEN T.TENANT_ID IS NOT NULL THEN T.TENANT_ID ELSE VT.TENANT_ID END AS TENANT_ID, CASE WHEN T.TABLE_ID IS NOT NULL THEN T.TABLE_ID ELSE VT.TABLE_ID END AS TABLE_ID, CASE WHEN T.TABLET_ID IS NOT NULL THEN T.TABLET_ID ELSE VT.TABLET_ID END AS TABLET_ID, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.INSERTS + VT.INSERT_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.INSERTS ELSE VT.INSERT_ROW_COUNT END) END AS INSERTS, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.UPDATES + VT.UPDATE_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.UPDATES ELSE VT.UPDATE_ROW_COUNT END) END AS UPDATES, CASE WHEN T.TABLET_ID IS NOT NULL AND VT.TABLET_ID IS NOT NULL THEN T.DELETES + VT.DELETE_ROW_COUNT ELSE (CASE WHEN T.TABLET_ID IS NOT NULL THEN T.DELETES ELSE VT.DELETE_ROW_COUNT END) END AS DELETES, CASE WHEN T.GMT_MODIFIED IS NOT NULL THEN T.GMT_MODIFIED ELSE NULL END AS MODIFIED_TIME FROM SYS.ALL_VIRTUAL_MONITOR_MODIFIED_REAL_AGENT T FULL JOIN SYS.ALL_VIRTUAL_DML_STATS VT ON T.TENANT_ID = VT.TENANT_ID AND T.TABLE_ID = VT.TABLE_ID AND T.TABLET_ID = VT.TABLET_ID )V JOIN SYS.ALL_VIRTUAL_TABLE_REAL_AGENT T ON T.TABLE_ID = V.TABLE_ID AND T.TENANT_ID = V.TENANT_ID AND T.TABLE_TYPE IN (0, 3, 8, 9) AND T.TENANT_ID = EFFECTIVE_TENANT_ID() AND T.DATABASE_ID = USERENV('SCHEMAID') JOIN SYS.ALL_VIRTUAL_DATABASE_REAL_AGENT DB ON DB.TENANT_ID = V.TENANT_ID AND DB.DATABASE_ID = T.DATABASE_ID LEFT JOIN SYS.ALL_VIRTUAL_PART_REAL_AGENT P ON V.TENANT_ID = P.TENANT_ID AND V.TABLE_ID = P.TABLE_ID AND V.TABLET_ID = P.TABLET_ID LEFT JOIN SYS.ALL_VIRTUAL_SUB_PART_REAL_AGENT SP ON V.TENANT_ID = SP.TENANT_ID AND V.TABLE_ID = SP.TABLE_ID AND V.TABLET_ID = SP.TABLET_ID )__"))) {
LOG_ERROR("fail to set view_definition", K(ret));
}
}