SQLite 语法

有个重要的点值得注意，SQLite 是不区分大小写的，但也有一些命令是大小写敏感的，比如 GLOB 和 glob 在 SQLite 的语句中有不同的含义。

注释

SQL 注释以两个连续的 “-“ 字符（ASCII 0x2d）开始，并扩展至下一个换行符（ASCII 0x0a）或直到输入结束，以先到者为准。

SQLite 语句

所有的 SQLite 语句可以以任何关键字开始，如 SELECT、INSERT、UPDATE、DELETE、ALTER、DROP 等，所有的语句以分号（;）结束。

SQLite ANALYZE 语句：

    or
    ANALYZE database_name;
    ANALYZE database_name.table_name;

SQLite AND/OR 子句：

    SELECT column1, column2....columnN
    FROM   table_name
    WHERE  CONDITION-1 {AND|OR} CONDITION-2;

SQLite ALTER TABLE 语句：

    ALTER TABLE table_name ADD COLUMN column_def...;

SQLite ALTER TABLE 语句（Rename）：

    ALTER TABLE table_name RENAME TO new_table_name;

SQLite ATTACH DATABASE 语句：

    ATTACH DATABASE 'DatabaseName' As 'Alias-Name';

SQLite BEGIN TRANSACTION 语句：

    BEGIN;
    or
    BEGIN EXCLUSIVE TRANSACTION;

SQLite BETWEEN 子句：

    SELECT column1, column2....columnN
    FROM   table_name
    WHERE  column_name BETWEEN val-1 AND val-2;

SQLite COMMIT 语句：

    COMMIT;

SQLite CREATE INDEX 语句：

    CREATE INDEX index_name
    ON table_name ( column_name COLLATE NOCASE );

SQLite CREATE UNIQUE INDEX 语句：

    CREATE UNIQUE INDEX index_name
    ON table_name ( column1, column2,...columnN);

SQLite CREATE TABLE 语句：

    CREATE TABLE table_name(
       column1 datatype,
       column2 datatype,
       column3 datatype,
       .....
       columnN datatype,
       PRIMARY KEY( one or more columns )
    );

SQLite CREATE TRIGGER 语句：

    CREATE TRIGGER database_name.trigger_name
    BEFORE INSERT ON table_name FOR EACH ROW
    BEGIN
       stmt2;
       ....
    END;

    CREATE VIEW database_name.view_name  AS
    SELECT statement....;

SQLite CREATE VIRTUAL TABLE 语句：

SQLite COMMIT TRANSACTION 语句：

    COMMIT;

SQLite COUNT 子句：

    SELECT COUNT(column_name)
    FROM   table_name
    WHERE  CONDITION;

SQLite DELETE 语句：

    DELETE FROM table_name
    WHERE  {CONDITION};

SQLite DETACH DATABASE 语句：

    DETACH DATABASE 'Alias-Name';

SQLite DISTINCT 子句：

    SELECT DISTINCT column1, column2....columnN
    FROM   table_name;

SQLite DROP INDEX 语句：

    DROP INDEX database_name.index_name;

SQLite DROP TABLE 语句：

    DROP TABLE database_name.table_name;

SQLite DROP VIEW 语句：

    DROP INDEX database_name.view_name;

SQLite DROP TRIGGER 语句：

    DROP INDEX database_name.trigger_name;

SQLite EXISTS 子句：

    FROM   table_name
    WHERE  column_name EXISTS (SELECT * FROM   table_name );

SQLite EXPLAIN 语句：

    EXPLAIN INSERT statement...;
    or
    EXPLAIN QUERY PLAN SELECT statement...;

SQLite GLOB 子句：

    SELECT column1, column2....columnN
    FROM   table_name
    WHERE  column_name GLOB { PATTERN };

SQLite GROUP BY 子句：

    SELECT SUM(column_name)
    FROM   table_name
    WHERE  CONDITION
    GROUP BY column_name;

SQLite INSERT INTO 语句：

    INSERT INTO table_name( column1, column2....columnN)

SQLite IN 子句：

    SELECT column1, column2....columnN
    FROM   table_name
    WHERE  column_name IN (val-1, val-2,...val-N);

SQLite Like 子句：

    SELECT column1, column2....columnN
    FROM   table_name
    WHERE  column_name LIKE { PATTERN };

SQLite NOT IN 子句：

    SELECT column1, column2....columnN
    FROM   table_name
    WHERE  column_name NOT IN (val-1, val-2,...val-N);

SQLite ORDER BY 子句：

    SELECT column1, column2....columnN
    FROM   table_name
    WHERE  CONDITION
    ORDER BY column_name {ASC|DESC};

SQLite PRAGMA 语句：

    PRAGMA pragma_name;
    For example:
    PRAGMA page_size;
    PRAGMA cache_size = 1024;
    PRAGMA table_info(table_name);

SQLite RELEASE SAVEPOINT 语句：

    RELEASE savepoint_name;

SQLite REINDEX 语句：

    REINDEX collation_name;
    REINDEX database_name.index_name;
    REINDEX database_name.table_name;

SQLite ROLLBACK 语句：

    ROLLBACK;
    or
    ROLLBACK TO SAVEPOINT savepoint_name;

SQLite SAVEPOINT 语句：

    SAVEPOINT savepoint_name;

SQLite SELECT 语句：

    SELECT column1, column2....columnN
    FROM   table_name;

SQLite UPDATE 语句：

    UPDATE table_name
    SET column1 = value1, column2 = value2....columnN=valueN

SQLite VACUUM 语句：

    VACUUM;

SQLite WHERE 子句：