sql show columns

SHOW COLUMNS displays the following values for each table column: Field. The column name. Type. The column data type. Co...

sql show columns

SHOW COLUMNS displays the following values for each table column: Field. The column name. Type. The column data type. Collation. The collation for nonbinary string columns, or NULL for other columns. This value is displayed only if you use the FULL keywor, The following SQL statements are nearly equivalent: SELECT COLUMN_NAME FROM INFORMATION_SCHEMA.COLUMNS WHERE table_name = 'tbl_name' [AND table_schema = 'db_name'] [AND column_name LIKE 'wild'] SHOW COLUMNS FROM tbl_name [FROM db_

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MySQL 是一個開源的 RDBMS(關係數據庫管理系統),它支持用 C,C ++,Java,Perl 和 PHP 等各種編程語言編寫的請求。由於其高速度和靈活性,MySQL 已成為主要用於開發各種形狀和大小的 Web 應用程序的最流行的數據庫系統之一。自 1995 年上市以來,這種非常受歡迎的開源數據庫管理系統已經應用於當今幾乎所有互聯網用戶的無數項目中。今天一些最受歡迎的 MySQL 用戶是 ... MySQL 軟體介紹

sql show columns 相關參考資料
How can I get column names from a table in SQL Server? - Stack ...

You can use the stored procedure sp_columns which would return information pertaining to all columns for a given table. More info can be found here http://msdn.microsoft.com/en-us/library/ms176077.as...

https://stackoverflow.com

MySQL 8.0 Reference Manual :: 13.7.6.5 SHOW COLUMNS Syntax

SHOW COLUMNS displays the following values for each table column: Field. The column name. Type. The column data type. Collation. The collation for nonbinary string columns, or NULL for other columns. ...

https://dev.mysql.com

php - Get table column names in mysql? - Stack Overflow

The following SQL statements are nearly equivalent: SELECT COLUMN_NAME FROM INFORMATION_SCHEMA.COLUMNS WHERE table_name = 'tbl_name' [AND table_schema = 'db_name'] [AND column_name LI...

https://stackoverflow.com

schema - SQL statement to get column type - Stack Overflow

Using SQL Server: SELECT DATA_TYPE FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_NAME = 'yourTableName' AND COLUMN_NAME ... For SQL Server, this system stored procedure will return all table in...

https://stackoverflow.com

SHOW COLUMNS - MariaDB Knowledge Base

SHOW COLUMNS displays information about the columns in a given table. It also works for views. The LIKE clause, if present on its own, indicates which column names to match. The WHERE and LIKE clauses...

https://mariadb.com

sql - mysql query "SHOW COLUMNS FROM table like 'colmunname ...

will find all columns that end in id . If there are no wildcard characters, then LIKE is equivalent to = . If you don't want to use LIKE , you can use WHERE : SHOW COLUMNS FROM table WHERE field ...

https://stackoverflow.com

sql - Select Columns of a View - Stack Overflow

information_schema.columns.Table_name (at least under Sql Server 2000) includes views, so just use. SELECT * FROM information_schema.columns WHERE table_name = 'VIEW_NAME'.

https://stackoverflow.com

SQL SELECT Statement - W3Schools

Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, and XML. ... SELECT Column Example. The following SQL statement select...

https://www.w3schools.com

SQL server query to get the list of columns in a table along with Data ...

SELECT c.name 'Column Name', t.Name 'Data type', c.max_length 'Max Length', c.precision , c.scale , c.is_nullable, ISNULL(i.is_primary_key, 0) 'Primary Key' FROM sys.co...

https://stackoverflow.com