ORACLE常用DBA经典语句

当删除数据出现 ORA-02292: 违反完整约束条件 (CCMS.REFWORK_AREA27) - 已找到子记录日志
-- 查询完整约束条件涉及的表和字段.
Select CONSTRAINT_NAME, TABLE_NAME, COLUMN_NAME
FROM SYS.ALL_CONS_COLUMNS A
WHERE OWNER = user
and CONSTRAINT_NAME like 'REFWORK_AREA27'
ORDER BY TABLE_NAME, CONSTRAINT_NAME, POSITION, COLUMN_NAME



-- 查询所有 sequence
Select SEQUENCE_NAME, to_char(MIN_VALUE) min_value, to_char(MAX_VALUE) max_value, INCREMENT_BY, CYCLE_FLAG, ORDER_FLAG, CACHE_SIZE, to_char(LAST_NUMBER) last_number
from SYS.USER_SEQUENCES
where 1=1


-- 查询所有表名 及其物理参数
Select t.*, user owner from sys.user_all_tables t where 1=1
and ((iot_type is null) or (iot_type <> 'IOT_MAPPING'))

-- 查询单个 表 字段的
Select table_name, column_name, data_type, data_type_mod, data_type_owner,
decode(data_type, 'CHAR', char_length,
'VARCHAR', char_length,
'VARCHAR2', char_length,
'NCHAR', char_length,
'NVARCHAR', char_length,
'NVARCHAR2', char_length,
data_length) data_length,
data_precision, data_scale, nullable, char_used
, user owner
FROM SYS.USER_TAB_COLUMNS
WHERE 1=1
and table_name ='ACTIONS'
order by column_id


-- 查询所有存储过程
Select * from SYS.ALL_OBJECTS where owner = user AND OBJECT_TYPE = 'PACKAGE' ;
Select * from SYS.ALL_OBJECTS where owner = user AND OBJECT_TYPE = 'PACKAGE BODY' ;
Select * from SYS.ALL_OBJECTS where owner = user AND OBJECT_TYPE = 'PROCEDURE'
Select * from SYS.ALL_OBJECTS where owner = user AND OBJECT_TYPE = 'FUNCTION'

-- 查询视图
Select v.view_name, v.text_length, v.text, o.status
,v.type_text, v.oid_text, v.view_type_owner, v.view_type
, superview_name
from SYS.ALL_VIEWS v, SYS.ALL_OBJECTS o
where v.owner = o.owner
and o.object_type = 'VIEW'
and v.view_name = o.object_name
and o.owner = user

-- 查询视图中的字段定义
Select COLUMN_NAME, DATA_LENGTH, DATA_PRECISION, DATA_SCALE, NULLABLE, TABLE_NAME, DATA_TYPE
,DATA_TYPE_MOD, DATA_TYPE_OWNER
FROM SYS.USER_TAB_COLUMNS
WHERE 1=1
and table_name = 'V_STAFF'
order by column_id

-- 查询所有存储过程,函数或包的代码
-- 对象类型 = 'PACKAGE', 'PACKAGE BODY', 'PROCEDURE', 'FUNCTION'
-- 对象名称 = 存储过程,函数或包的名称
Select
decode(SUBSTRB(text, LENGTHB(text), 1), CHR(10), SUBSTRB(text, 1, LENGTHB(text) - 1), CHR(13), SUBSTRB(text, 1, LENGTHB(text) - 1), text) as text
from SYS.USER_SOURCE
where 1=1
and type = 对象类型
and name = 对象名称
order by line;




-- 查询所有的索引名称,及其字段
Select INDEX_NAME, COLUMN_NAME, COLUMN_LENGTH, TABLE_OWNER, TABLE_NAME, COLUMN_POSITION
, DESCEND
FROM SYS.ALL_IND_COLUMNS
WHERE INDEX_OWNER = user
ORDER BY INDEX_NAME, COLUMN_POSITION;

-- 查询所有表定义的 注释
Select c.TABLE_NAME, NULL COLUMN_NAME, c.COMMENTS
FROM SYS.ALL_TAB_COMMENTS c, SYS.ALL_TABLES t
WHERE c.OWNER = user
AND c.COMMENTS IS NOT NULL
and c.OWNER = t.OWNER
and c.TABLE_NAME = t.TABLE_NAME



-- 查询所有表 的所有字段的 注释
Select c.TABLE_NAME, c.COLUMN_NAME, c.COMMENTS
FROM SYS.ALL_COL_COMMENTS c, SYS.ALL_TAB_COLUMNS t
WHERE c.OWNER = user
AND c.COMMENTS IS NOT NULL
and c.OWNER = t.OWNER
and c.TABLE_NAME = t.TABLE_NAME
and c.COLUMN_NAME = t.COLUMN_NAME



-- 查询所有视图的 注释
Select c.TABLE_NAME, NULL COLUMN_NAME, c.COMMENTS
FROM SYS.ALL_TAB_COMMENTS c, SYS.ALL_VIEWS v
WHERE c.OWNER = user
AND c.COMMENTS IS NOT NULL
and c.OWNER = v.OWNER
and c.TABLE_NAME = V.VIEW_NAME;

-- 查询所有视图的所有字段的 注释
Select c.TABLE_NAME, c.COLUMN_NAME, c.COMMENTS
FROM SYS.ALL_COL_COMMENTS c, SYS.ALL_VIEWS v
WHERE c.OWNER = user
AND c.COMMENTS IS NOT NULL
and c.OWNER = V.OWNER
and c.TABLE_NAME = V.VIEW_NAME;



-- 查询 所有 的约束的 表名 及其字段
DECLARE
TYPE rslt_tbl IS TABLE OF VARCHAR2 (98)
INDEX BY BINARY_INTEGER;

rslt1 rslt_tbl;
rslt_size NUMBER;
i NUMBER;

CURSOR cs
IS
SELECT c.constraint_name, c.table_name, cc.column_name, c.search_condition
FROM SYS.all_constraints c, SYS.all_cons_columns cc
WHERE c.owner = cc.owner
AND c.table_name = cc.table_name
AND c.constraint_name = cc.constraint_name
AND c.constraint_type = 'C'
AND c.owner = USER;

cs_var cs%ROWTYPE;

PROCEDURE addit (in_str VARCHAR2)
IS
BEGIN
rslt_size := rslt_size + 1;
rslt1 (rslt_size) := in_str;
DBMS_OUTPUT.put_line ('---> ' || in_str);
END;
BEGIN
rslt_size := 0;

FOR cs_var IN cs LOOP
IF (cs_var.search_condition = cs_var.column_name || ' IS NOT NULL')
OR (cs_var.search_condition = '"' || cs_var.column_name || '" IS NOT NULL') THEN
addit ( cs_var.constraint_name
|| '.TN='
|| cs_var.table_name
|| '.CN='
|| cs_var.column_name
);
END IF;
END LOOP;
END;



-- 查询所有失效或关闭(Disable) 的约束
/* Formatted on 2005/08/13 11:44 (Formatter Plus v4.8.0) */
DECLARE
TYPE rslt_tbl IS TABLE OF VARCHAR2 (255)
INDEX BY BINARY_INTEGER;

rslt1 rslt_tbl;
rslt_size NUMBER;

CURSOR c
IS
SELECT c.constraint_name, cc.column_name, c.search_condition, c.GENERATED, c.owner,
c.table_name
FROM SYS.all_cons_columns cc, SYS.all_constraints c
WHERE c.owner = cc.owner
AND c.constraint_name = cc.constraint_name
AND c.table_name = cc.table_name
AND c.owner = USER
AND c.constraint_type = 'C'
ORDER BY 1, 2;

c_var c%ROWTYPE;
s VARCHAR2 (255);
LAST VARCHAR2 (32);
nbl VARCHAR2 (1);

PROCEDURE addit (in_str VARCHAR2)
IS
BEGIN
rslt_size := rslt_size + 1;
rslt1 (rslt_size) := in_str;
DBMS_OUTPUT.put_line ('---> ' || in_str);
END;
BEGIN
s := NULL;
LAST := '!';
rslt_size := 0;

FOR c_var IN c LOOP
nbl := 'Y';

IF (c_var.GENERATED <> 'USER NAME')
AND ( (c_var.search_condition = '"' || c_var.column_name || '" IS NOT NULL')
OR (c_var.search_condition = c_var.column_name || ' IS NOT NULL')
) THEN
SELECT nullable
INTO nbl
FROM all_tab_columns
WHERE owner = c_var.owner
AND table_name = c_var.table_name
AND column_name = c_var.column_name;
END IF;

IF (c_var.GENERATED = 'USER_NAME') OR (nbl = 'Y') THEN
IF (LAST <> c_var.constraint_name)
AND (s IS NULL OR INSTR (s, '''' || c_var.constraint_name || '''') = 0) THEN
s := s || '''' || c_var.constraint_name || '''' || ',';
LAST := c_var.constraint_name;

IF (LENGTH (s) >= 223) OR (LENGTHB (s) >= 223) THEN
addit (SUBSTRB (s, 1, LENGTHB (s) - 1));
s := NULL;
END IF;
END IF;
END IF;
END LOOP;

IF s IS NOT NULL THEN
addit (SUBSTRB (s, 1, LENGTHB (s) - 1));
END IF;
END;


-- 查询 指定的 约束 的信息
SELECT constraint_name, owner, table_name, constraint_type, SUBSTRB (status, 1, 1) status,
search_condition, SUBSTRB (DEFERRABLE, 1, 1) DEFERRABLE,
SUBSTRB (DEFERRED, 1, 1) DEFERRED, SUBSTRB (GENERATED, 1, 1) GENERATED, RELY
FROM SYS.all_constraints
WHERE owner = USER
AND constraint_type = 'C'
AND constraint_name IN ('SYS_C003296')


-- 查询 约束类型为xxx 的信息
-- 约束类型 P:未知 U:未知 R:relation, C:column
Select CONSTRAINT_NAME, OWNER, TABLE_NAME, CONSTRAINT_TYPE, SUBSTRB(STATUS, 1, 1) STATUS
, SUBSTRB(DEFERRABLE, 1, 1) deferrable, SUBSTRB(DEFERRED, 1, 1) deferred, SUBSTRB(GENERATED, 1, 1) generated
, RELY
FROM SYS.ALL_CONSTRAINTS
WHERE OWNER = user
AND CONSTRAINT_TYPE = 'P'

-- 查询约束的表名,字段名
Select TABLE_NAME, COLUMN_NAME
FROM USER_CONS_COLUMNS A
WHERE CONSTRAINT_NAME = 'SYS_C003297'
ORDER BY TABLE_NAME, POSITION

Select CONSTRAINT_NAME, TABLE_NAME, COLUMN_NAME
FROM SYS.ALL_CONS_COLUMNS A
WHERE OWNER = user
ORDER BY TABLE_NAME, CONSTRAINT_NAME, POSITION, COLUMN_NAME


-- 查询所有外键约束的引用关系
Select cfk.OWNER, cfk.TABLE_NAME name, 'FOREIGN KEY' TYPE,
'TABLE' referenced_type, ct.OWNER referenced_owner,
ct.TABLE_NAME referenced_name, null referenced_link_name, cfk.constraint_name
FROM SYS.ALL_CONSTRAINTS cfk, SYS.ALL_CONSTRAINTS ct
where cfk.OWNER = user
and ct.OWNER = cfk.R_OWNER
and cfk.CONSTRAINT_TYPE = 'R'
and cfk.r_CONSTRAINT_NAME = ct.CONSTRAINT_NAME


-- 查询所有的 JOB
Select *
from ALL_JOBS
where log_user = user


-- 查询 存储过程,视图的引用关系
SELECT /*+ ALL_ROWS */
NAME, TYPE, referenced_owner, referenced_name, referenced_type, referenced_link_name
FROM SYS.all_dependencies
WHERE owner = USER
AND owner || NAME || TYPE <> referenced_owner || referenced_name || TYPE
AND TYPE IN
('FUNCTION',
'INDEX',
'MATERIALIZED VIEW',
'SNAPSHOT',
'PACKAGE',
'PACKAGE BODY',
'PROCEDURE',
'TRIGGER',
'TABLE',
'TYPE',
'TYPE BODY',
'VIEW'
)
ORDER BY NAME;