Constraint 源代码

CONSTRAINT子句是指限制和索引相似,虽然限制也能被用于建立和另一个表的关联。用ALTERTABLE和CREATETABLE语句中的CONSTRAINT子句来建立或删除条件.CONSTRAINT子句可分为两种类型:第一种是在单一字段上创建条件;第二种是在一个以上的字段上创建…

收录资源 500 份 全站深度检索
源码文件

/*** > ***/ #include /*** > ***/ typedef INTEGER_t Int1_t; /*** > ***/ extern asn_TYPE_descriptor_t asn_DEF_Int1; asn_struc…

源码文件

ModuleTestConstraint {iso org(3) dod(6) internet(1) private(4) enterprise(1) spelio(9363) software(1) asn1c(5) test(1) 16 } DEFI…

源码文件

#include "constraintmap.h" ConstraintMap map; /* Okay, ConstraintMap is already included. */ /* redundant but harmless if #ifnde…

源码文件

Asterisk (*) preceding a constraint indicates it was not met. This may be due to a setup or hold violation. ---------------…

源码文件

Asterisk (*) preceding a constraint indicates it was not met. This may be due to a setup or hold violation. ---------------…

源码文件

USE SCHOOL GO DECLARE @name VARCHAR(20) SELECT @name=name FROM sysindexes WHERE id=object_id('test') EXEC('alter table TEST dr…

源码文件

Asterisk (*) preceding a constraint indicates it was not met. This may be due to a setup or hold violation. ---------------…

源码文件

/* Copyright (c) 1995-2000, The Hypersonic SQL Group. * All rights reserved. * * Redistribution and use in source and binary…

源码文件

package com.power.pipeengine.Constraint; import com.power.util.Message.*; import com.power.pipeengine.*; import java.util.Res…

源码文件

package com.power.lpsolver.LPSolve; import java.util.*; import com.power.pipeengine.*; /** * * Title: PIPE Engine * Des…