注:中括号[]里面为可选项 显示数据库: sqlite:.database mysql:show databases;(这个可以没有分号) 切换数据库: sqlite:帮助并没有说明,应该没有吧,虽然可以附加 mysql: use dbName 显示表: sqlite:.table [tableName] mysql:show tables; 显示表结构: sqlite:select * from sqlite_master where type = "table";(先设置表头显示,不然你看得会很懵逼,命令为:.header on mysql:desc tableName; 显示建表语句: sqlite:.schema [tableName] mysql: show create table tableName; 退出命令行: sqlite:.quit / .exit / ctrl+C mysql:quit / exit 最后贴出完整的.help帮助文档
.backup ?DB? FILEBackup DB (default "main") to FILE
.bail on|off  Stop after hitting an error.  Default OFF
.binary on|off Turn binary output on or off.  Default OFF
.clone NEWDB Clone data into NEWDB from the existing database
.databasesList names and files of attached databases
.dbinfo ?DB? Show status information about the database
.dump ?TABLE? ... Dump the database in an SQL text format                          If TABLE specified, only dump tables matching                          LIKE pattern TABLE.
.echo on|off Turn command echo on or off
.eqp on|off Enable or disable automatic EXPLAIN QUERY PLAN
.exit Exit this program
.explain ?on|off? Turn output mode suitable for EXPLAIN on or off.                          With no args, it turns EXPLAIN on.
.fullschemaShow schema and the content of sqlite_stat tables
.headers on|offTurn display of headers on or off
.helpShow this message
.import FILE TABLEImport data from FILE into TABLE
.indexes ?TABLE?Show names of all indexes                          If TABLE specified, only show indexes for tables                          matching LIKE pattern TABLE.
.limit ?LIMIT? ?VAL?Display or change the value of an SQLITE_LIMIT
.log FILE|off Turn logging on or off.  FILE can be stderr/stdout
.mode MODE ?TABLE?Set output mode where MODE is one of:                          ascii    Columns/rows delimited by 0x1F and 0x1E                          csv      Comma-separated values                          column   Left-aligned columns.  (See .width)                          html     HTML <table> code                          insert   SQL insert statements for TABLE                          line     One value per line                          list     Values delimited by .separator strings                          tabs     Tab-separated values                          tcl      TCL list elements
.nullvalue STRINGUse STRING in place of NULL values
.once FILENAMEOutput for the next SQL command only to FILENAME
.open ?FILENAME? Close existing database and reopen FILENAME
.output ?FILENAME?Send output to FILENAME or stdout
.print STRING... Print literal STRING
.prompt MAIN CONTINUEReplace the standard prompts
.quitExit this program
.restore ?DB? FILERestore content of DB (default "main") from FILE
.save FILE Write in-memory database into FILE
.scanstats on|offTurn sqlite3_stmt_scanstatus() metrics on or off
.schema ?TABLE? Show the CREATE statements                          If TABLE specified, only show tables matching                          LIKE pattern TABLE.
.separator COL ?ROW?Change the column separator and optionally the row                          separator for both the output mode and .import
.shell CMD ARGS...Run CMD ARGS... in a system shell
.showShow the current values for various settings
.stats on|offTurn stats on or off
.system CMD ARGS...Run CMD ARGS... in a system shell
.tables ?TABLE? List names of tables                          If TABLE specified, only list tables matching                          LIKE pattern TABLE.
.timeout MSTry opening locked tables for MS milliseconds
.timer on|off Turn SQL timer on or off
.trace FILE|offOutput each SQL statement as it is run
.vfsname ?AUX? Print the name of the VFS stack
.width NUM1 NUM2 ...Set column widths for "column" mode                          Negative values right-justify