Answers for "sql get columns"

get column name sql server

SELECT *
FROM INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_NAME = N'Customers'

get columns number sql

#With SQL

SELECT count(*)
FROM information_schema.columns
WHERE table_name = 'Your_table_name';

get all columns from table sql

/* To retreive the column names of table using sql */

SELECT COLUMN_NAME.
FROM INFORMATION_SCHEMA. COLUMNS.
WHERE TABLE_NAME = 'Your Table Name'