Sql count

/*COUNT(column_name) will return the number of rows from the column 
that are not NULL*/
SELECT COUNT(column_name)
FROM table_name;

/*COUNT(*) will return the number of rows from the table*/
SELECT COUNT(*)
FROM table_name;

To count number of rows in SQL table

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

Sql count(*)

SELECT COUNT(column_name)
FROM table_name
WHERE condition;

Similar codes

0 vote139 views1 answer
Get substract count sql
SQL
0 vote151 views1 answer
Sql last 3 rows
SQL
2 votes139 views1 answer
Enum in SQL Server
SQL
0 vote133 views1 answer
Mysql query single row
SQL
0 vote196 views1 answer
Mysql grant access to one database
SQL
1 vote233 views1 answer
How to select department from table
SQL
4 votes136 views1 answer
Oracle error compilation line
SQL
0 vote144 views1 answer
Mysqlimport
SQL
0 vote140 views1 answer
Sql #region
SQL
0 vote142 views1 answer
Mysql date time string format for marshmellow field schema
SQL