SQLite错误总结 1. android.database.sqlite.SQLiteConstraintException: error code 19: constraint failed错误原因 情况1:你定义的字段为 not null而插入时对应的字段却没值。 情况2:你定义的字段设定PRIMARY,而插入的值已经在表中存在。 情况3:在进行修改的时候set的id与where的id不同。 2.列命名规则 情况1:保...
Whereargsis simply["user-name-string"], I get an error message that says: "could not execute statement due to a constaint failure (19 UNIQUE constraint failed: user.user) Any ideas what could have happened? Exactly the same code was running and working in a recent pure cordova project whi...
android.database.sqlite.SQLiteConstraintException: error code 19: constraint failed 插入数据错误 原因:创建的表里设置了主键, 或者某个字段设置了not null 。 插入值不符合要求,或者主键重复导致报错。 分享到: poj 1410 矩形与线段相交判断 | MATLAB 函数大全 2012-07-30 13:36 浏览889 评论(0) 查看...
java Class的Long id初始化 为0的问题android数据库操做出现的 android.database.sqlite.SQLiteConstraintException: error code 19: constraint failed java的class中的Long类型变量调用默认的 构造函数new后会被初始化为0。 这句话大家可能感觉这么低级的事情还用你说? 我想说的是这个会产生的一个应用场景 和 避免...
Sqlite throws Microsoft.Data.Sqlite.SqliteException : SQLite Error 19: 'UNIQUE constraint failed: when you use the same connection in different instances of DbContext and you have a relationship of 0 to 1. Here is a sample project with 3 unit tests where the problem can be reproduced: ...
SQLite Error 19: 'FOREIGN KEY constraint failed'. exception is thrown in case of foreign key constraint is configured in base class's EntityTypeConfiguration #34761 Open fuliii1 opened this issue Sep 26, 2024· 0 comments Comments fuliii1 commented Sep 26, 2024 File a bug Hi, In the...
Replication is failing on RHDS 10 with error, Error (19) Problem connecting to replica - LDAP error: Constraint violation (connection error)" Replication failing with error, [07/Dec/2020:15:38:24.677674888 +051800] - DEBUG - NSMMReplicationPlugin - bind_and_check_pwp - agmt="cn=server01"...
FSM - SQLite Error 19: 'NOT NULL constraint failed: ReservedMaterial.TrackPartEquipmentUsage' antonio_ferreira1973 Explorer on 2022 Mar 21 0 Kudos 1,377 SAP Managed Tags: SAP Field Service Management for Windows Mobile, SAP Field Service Management mobile app, SAP Field Service ...
有很多XML可能是很大的，比如一个任务配置文件，可能就接近2M（当然全部文件放在一个XML里面本身就有问题，比较好的做法就是分等级分隔XML），这样就需要对XML进行压缩。之前把文件压成ZIP包，然后读取ZIP，但现在读取ZIP文件里面的内容，是很卡的，后面改成读取二进制的XML数据，这样感觉不会卡，速度也很快。
CONSTRAINT "FK_DEPTNO" FOREIGN KEY ("D EPTNO") REFERENCES "SCOTT"."DEPT" ("DEPTNO") ENABLE ) SEGMENT CREATION IMMEDIATE PCTFREE 10 PCTUSED 40 INITRANS 1 MAXTRANS 255 NOCOMPRESS LOGGING STORAGE(INITIAL 65536 NEXT 1048576 MINEXT ENTS 1 MAXEXTENTS 2147483645 ...