mysql get count of rows
SELECT COUNT(*) FROM my_table;
SELECT COUNT(*) FROM my_table WHERE my_column IS NULL;
SELECT COUNT(*) FROM my_table WHERE my_column = 'my_value';
SELECT COUNT(DISTINCT tel) gender_count,
COUNT(DISTINCT CASE WHEN gender = 'male' THEN tel END) male_count,
COUNT(DISTINCT CASE WHEN gender = 'female' THEN tel END) female_count
FROM people;mysql count table rows
select table_name, sum(table_rows) as sum
from information_schema.tables
where table_schema = '[DB NAME]'
group by table_name
order by sum desc;mysql get all tables row count
# get row count of all tables in all database in this server
select table_name, table_schema,table_rows from information_schema.tables;
# get row count of all tables in testdb database
select table_name, table_schema,table_rows from information_schema.tables where table_schema='testdb';Copyright © 2021 Codeinu
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