How do I get the row count of all tables in a schema?
This should do it: declare v_count integer; begin for r in (select table_name, owner from all_tables where owner = ‘SCHEMA_NAME’) loop execute immediate ‘select count(*) from ‘ || r. table_name into v_count; INSERT INTO STATS_TABLE(TABLE_NAME,SCHEMA_NAME,RECORD_COUNT,CREATED) VALUES (r. table_name,r.
How do I get the row count in a table in SQL?
The SQL COUNT() function returns the number of rows in a table satisfying the criteria specified in the WHERE clause. It sets the number of rows or non NULL column values. COUNT() returns 0 if there were no matching rows.
How do I count all tables in a database?
To check the count of tables. mysql> SELECT count(*) AS TOTALNUMBEROFTABLES -> FROM INFORMATION_SCHEMA. TABLES -> WHERE TABLE_SCHEMA = ‘business’; The following output gives the count of all the tables.
What is Quotename in SQL?
QUOTENAME Function is used to add square brackets to the starting and ending of a string and how to store strings in various formats in SQL Server. This function is used to add square brackets to the starting and ending of a string and how to store strings in various formats in SQL Server.
What does concat do in SQL?
The CONCAT() function adds two or more strings together.
What is delimiter in SQL?
A delimiter is a simple or compound symbol that has a special meaning to PL/SQL. For example, you use delimiters to represent arithmetic operations such as addition and subtraction.
How do I get the row count of all tables in SQL?
The following SQL will get you the row count of all tables in a database: CREATE TABLE #counts ( table_name varchar (255), row_count int ) EXEC sp_MSForEachTable @command1=’INSERT #counts (table_name, row_count) SELECT ”?”, COUNT (*) FROM?’ SELECT table_name, row_count FROM #counts ORDER BY table_name, row_count DESC DROP TABLE #counts
Why can’t I sort by row_count in MS SQL?
Since each table must have a unique name in a MS SQL database, there can never be two rows in the result that have an identical values in the table_name column, therefore the sorting by the row_count column is meaningless. If you want to by pass the time and resources it takes to count(*) your 3million row tables.
What is the purpose of the row count query?
This query can be modified to capture the row counts from a set of tables at one time instead of all the tables which might otherwise put a lot of load on the system. Can be used even when working with source systems which offer limited privileges such as read-only.
How to list all tables in a SQL Server database?
So we can list all tables of a SQL Server database, identifying the size to each table we need to run something other than a COUNT method on SELECT statement. There are two ways to obtain this information: Using system tables with Transact-SQL (T-SQL); Querying the “Tables” folder on “Object Explorer Details” panel;