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.dump ?TABLE? ... ÒÔSQLÓï¾ä·½Ê½ÏÔʾ±íµÄ½á¹¹¡£È磺
sqlite> .dump websties
BEGIN TRANSACTION;
COMMIT;
sqlite> .dump websites
BEGIN TRANSACTION;
CREATE TABLE [websites] (
[WebID] INTEGER NOT NULL PRIMARY KEY,
[WebName] VARCHAR(20) NULL
);
INSERT INTO "websites" VALUES(1,'CTOChina.net');
INSERT INTO "websites" VALUES(2,'ËѺü');
INSERT INTO "websites" VALUES(3,'ÑÅ»¢');
COMMIT;
sqlite>
.echo ON|OFF ÊÇÊä³ö»¹ÊÇÒþ²Ø²Ù×÷ÃüÁîµÄÃüÁĬÈÏÊÇÒþ²Ø£¬ ÏÔʾÃüÁ
sqlite> .echo on
sqlite> select * from websites;
select * from websites;
1|CTOChina.net
2|ËѺü
3|ÑÅ»¢
sqlite>
¿ÉÒÔ¿´³ö"select * from websites;"ÔںͲéѯ½á¹ûÒ»ÆðÏÔʾÔÚÆÁÄ»ÉÏ¡£
Òþ²ØÃüÁîÈ磺
sqlite> .echo off
sqlite> select * from websites;
1|CTOChina.net
2|ËѺü
3|ÑÅ»¢
sqlite>
.exit Í˳öSQLite³ÌÐò
.explain ON|OFF
".explain"ÃüÁî¿ÉÒÔ±»ÓÃÀ´ÉèÖÃÊä³ö¸ñʽΪ“column” ²¢ÉèÖÃÁпíΪEXPLAINÃüÁî¿´ÆðÀ´±È½ÏºÏÀíµÄ¿í¶È¡£EXPLAINÃüÁîÊÇSQLiteÌØÓеÄSQLÀ©Õ¹£¬ËüÊǶԵ÷ÊÔÓÐÓá£Èç¹ûÈκγ£¹æµÄSQL±»EXPLAINÖ´ÐУ¬ÄÇôSQLÃüÁî±»·Ö½â²¢·ÖÎöµ«²¢²»Ö´ÐС£È¡¶ø´úÖ®µÄÊÇ£¬ÐéÄâ»úÖ¸ÁîÐòÁн«±»ÓÃÓÚÖ´ÐÐSQLÃüÁî²¢·µ»ØÒ»¸öÀàËÆµÄ²éѯ½á¹û¡£¿É½áºÏ.widthÃüÁî²é¿´Ð§¹ûÈ磺
sqlite> .explain
sqlite> select * from websites;
WebI WebName
---- -------------
1 CTOChina.net
2 ËѺü
3 ÑÅ»¢
sqlite>
ÓÃ.widthÉèÖÿí¶ÈÔÙ¿´Ð§¹û
sqlite> .width 10 20
sqlite> select * from websites;
WebID WebName
---------- --------------------
1 CTOChina.net
2 ËѺü
3 ÑÅ»¢
sqlite>
.header(s) ON|OFF Êä³ö|Òþ²Ø×Ö¶ÎÃûÑ¡ÏĬÈÏÊÇÒþ²Ø£¬È磺
sqlite> select * from websites;
1|CTOChina.net
2|ËѺü
3|ÑÅ»¢
sqlite>
ÎÒÃÇÓÃ.headerÃüÁî°Ñ×Ö¶ÎÃûÏÔʾ³öÀ´£¬È磺
sqlite> .header on
sqlite> select * from websites;
WebID|WebName
1|CTOChina.net
2|ËѺü
3|ÑÅ»¢
sqlite>
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