【问题标题】:SQLITE_ERROR - SQL error or missing database (near "AUTOINCREMENT": syntax error)SQLITE_ERROR - SQL 错误或缺少数据库(“AUTOINCREMENT”附近:语法错误)
【发布时间】:2017-02-11 08:32:01
【问题描述】:

我正在尝试在我新创建的 SQLite 数据库中创建一个表。出于某种原因,我收到了 SQLException:

try {
        logger.debug("Trying to create table powerperms_permissions if not exists");
        statement.execute("CREATE TABLE IF NOT EXISTS powerperms_permissions ( "
                + "id INT NOT NULL AUTOINCREMENT,"
                + "uuid VARCHAR ( 64 ) NOT NULL,"
                + "permission VARCHAR ( 64 ) NOT NULL,"
                + "world VARCHAR ( 32 ) NULL,"
                + "PRIMARY KEY ( id ) );");
    } catch (SQLException e) {
        logger.error("Couldn't create permissions table",e);
    }

抛出

[07:49:17 ERROR]: [PowerPerms] Couldn't create permissions table
java.sql.SQLException: [SQLITE_ERROR] SQL error or missing database (near "AUTOINCREMENT": syntax error)
    at org.sqlite.DB.newSQLException(DB.java:383) ~[spigot-1.10.jar:git-Spigot-6016ac7-10c10b3]
    at org.sqlite.DB.newSQLException(DB.java:387) ~[spigot-1.10.jar:git-Spigot-6016ac7-10c10b3]
    at org.sqlite.DB.throwex(DB.java:374) ~[spigot-1.10.jar:git-Spigot-6016ac7-10c10b3]
    at org.sqlite.NativeDB.prepare(Native Method) ~[spigot-1.10.jar:git-Spigot-6016ac7-10c10b3]
    at org.sqlite.DB.prepare(DB.java:123) ~[spigot-1.10.jar:git-Spigot-6016ac7-10c10b3]
    at org.sqlite.Stmt.execute(Stmt.java:113) ~[spigot-1.10.jar:git-Spigot-6016ac7-10c10b3]
    at eu.taigacraft.powerperms.Main.registerSqlite(Main.java:240) [PowerPerms_v1.0.jar:?]
    at eu.taigacraft.powerperms.Main$2.run(Main.java:48) [PowerPerms_v1.0.jar:?]
    at org.bukkit.craftbukkit.v1_10_R1.scheduler.CraftTask.run(CraftTask.java:71) [spigot-1.10.jar:git-Spigot-6016ac7-10c10b3]
    at org.bukkit.craftbukkit.v1_10_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:53) [spigot-1.10.jar:git-Spigot-6016ac7-10c10b3]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0_72]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0_72]
    at java.lang.Thread.run(Thread.java:745) [?:1.8.0_72]

为什么?

【问题讨论】:

    标签: java sql sqlite auto-increment


    【解决方案1】:

    您只能将AUTOINCREMENT keywordINTEGER PRIMARY KEY 一起使用,而不是INT NOT NULL

    【讨论】:

      【解决方案2】:

      必须有一个数据库,自动增量拼写为 AUTO_INCREMENT,而不是 null 可能会根据您的 dbms 影响您的代码

      【讨论】:

        【解决方案3】:

        确保主键出现在 auto_increment 之前,然后它将起作用

        【讨论】:

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