|| D.COLUMN_NAME PK_COLUMN, A.CONSTRAINT_TYPE, B.CONSTRAINT_NAME FK_NAME, B.TABLE_NAME ||'.' || B.COLUMN_NAME FK_COLUMN FROMDBA_CONSTRAINTS A JOINDBA_CONS_COLUMNS B ONA.CONSTRAINT_NAME = B.CONSTRAINT_NAME ANDA.OWNER = B.OWNER JOINDBA_CONSTRAINTS C ONA.R_CONSTRAINT_NAME = C.CONST...
SELECT'节点 '|| A.INST_ID ||' SESSION '|| A.SID ||','|| A_S.SERIAL# || ' 阻塞了 节点 '|| B.INST_ID ||' SESSION '|| B.SID ||','|| B_S.SERIAL# BLOCKINFO, A.INST_ID, A_S.SID, A_S.SCHEMANAME, A_S.MODULE, A_S.STATUS, A.TYPE LOCK_TYPE, A.ID1, A.ID2,...
SELECT'节点 '|| A.INST_ID ||' SESSION '|| A.SID ||','|| A_S.SERIAL# || ' 阻塞了 节点 '|| B.INST_ID ||' SESSION '|| B.SID ||','|| B_S.SERIAL# BLOCKINFO, A.INST_ID, A_S.SID, A_S.SCHEMANAME, A_S.MODULE, A_S.STATUS, A.TYPE LOCK_TYPE, A.ID1, A.ID2,...
(200); 14 begin 15 v_sql := 'select COLUMN_NAME from user_tab_columns where table_name = ''' || upper(tableName) || ''' order by COLUMN_ID asc'; 16 open v_cursor for v_sql; 17 loop 18 fetch v_cursor into v_temp; 19 exit when v_cursor%notfound; 20 if type = 'select...
You don’t always have to delete based on a column equalling a text value. Other DELETE statements we could have run, which will delete different rows, could have included different WHERE clauses: WHERE price = 80; WHERE price > 100; WHERE product_name LIKE 'C%'; So, when you write ...
unique|Key_name|Seq_in_index|Column_name|Collation|Cardinality|Sub_part|Packed|Null|Index_type|...
Specify the schema containing the table or view. If you omitschema, then Oracle Database assumes the table or view is in your own schema. table|view|materialized view|subquery Specify the name of a table, view, materialized view, or the column or columns resulting from a subquery, from whi...
Deletes the row identified by the three-column primary key. For security reasons, you can call this operation only from custom API implementations by using the custom code SDK. You can't make direct requests from client applications. This API is included in this reference ...
Delete the partition column statistics of a column. The Identity and Access Management (IAM) permission required for this operation is DeletePartition. Request Syntax { "CatalogId": "string", "ColumnName": "string", "DatabaseName": "string", "PartitionValues": [ "string" ], "TableName"...
FiveconstraintsofORACLE: Nonemptynotnull,thecolumnsdefinedcannotbeempty.Can onlybedefinedatcolumnlevel Unique,unique.Thecolumnorcolumnvaluesdefinedbyeachrow inthetablecannotbethesame Theprimarykeyprimarykeycannotincludenullvalues.The primarykeyuniquelyidentifieseachrowinthetable,anda ...