ALL_CONSTRAINTS

当前用户在数据库可以访问的所有约束

字段:OWNER:约束的ownerCONSTRAINT_NAME:约束名称CONSTRAINT_TYPE:约束类型TABLE_NAME:所约束的数据库对象

SET SERVEROUTPUT ON; SET LONG 1000000; SET PAGESIZE 0; SET FEEDBACK OFF; SET VERIFY OFF; DECLARE CURSOR c_tables IS SELECT table_name FROM all_tables WHERE owner = 'JGBS_HISOFT' AND table_name LIKE 'BEEHIVE_CALIBER' ORDER BY table_name; CURSOR c_columns (p_table_name VARCHAR2) IS SELECT column_name, data_type, data_length, data_precision, data_scale FROM all_tab_columns WHERE owner = 'JGBS_HISOFT' AND table_name = p_table_name ORDER BY column_id; CURSOR c_pk_constraint (p_table_name VARCHAR2) IS SELECT ucc.column_name FROM all_constraints uc JOIN all_cons_columns ucc ON uc.constraint_name = ucc.constraint_name WHERE uc.owner = 'JGBS_HISOFT' AND uc.table_name = p_table_name AND uc.constraint_type = 'P' ORDER BY ucc.position; CURSOR c_table_comments (p_table_name VARCHAR2) IS SELECT comments FROM all_tab_comments WHERE owner = 'JGBS_HISOFT' AND table_name = p_table_name; CURSOR c_column_comments (p_table_name VARCHAR2) IS SELECT column_name, comments FROM all_col_comments WHERE owner = 'JGBS_HISOFT' AND table_name = p_table_name ORDER BY column_name; v_table_name VARCHAR2(30); v_new_table_name VARCHAR2(30); v_column_defs CLOB; v_partition_column VARCHAR2(30) := 'EDW_ETL_DT'; v_sql CLOB; v_table_comment CLOB; v_comment_sql CLOB; v_pk_sql CLOB; BEGIN FOR table_rec IN c_tables LOOP v_table_name := table_rec.table_name; v_new_table_name := 'TCL_UCL135_' || v_table_name; v_column_defs := ''; v_comment_sql := ''; v_pk_sql := ''; -- 获取表注释 FOR tbl_comm IN c_table_comments(v_table_name) LOOP v_table_comment := tbl_comm.comments; EXIT; END LOOP;
03-27
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