Tools on MCP Toolbox for Databases

mysql-execute-sql

Mon, 01 Jan 0001 00:00:00 +0000

About

A mysql-execute-sql tool executes a SQL statement against a MySQL database.

mysql-execute-sql takes one input parameter sql and run the sql statement against the source.

Note: This tool is intended for developer assistant workflows with human-in-the-loop and shouldn’t be used for production agents.

Compatible Sources

This tool can be used with the following database sources:

Source Name
MySQL
Cloud SQL for MySQL

Example

kind: tool
name: execute_sql_tool
type: mysql-execute-sql
source: my-mysql-instance
description: Use this tool to execute sql statement.

Reference

field	type	required	description
type	string	true	Must be “mysql-execute-sql”.
source	string	true	Name of the source the SQL should execute on.
description	string	true	Description of the tool that is passed to the LLM.

mysql-get-query-plan

Mon, 01 Jan 0001 00:00:00 +0000

About

A mysql-get-query-plan tool gets the execution plan for a SQL statement against a MySQL database.

mysql-get-query-plan takes one input parameter sql_statement and gets the execution plan for the SQL statement against the source.

Compatible Sources

This tool can be used with the following database sources:

Source Name
MySQL
Cloud SQL for MySQL

Example

kind: tool
name: get_query_plan_tool
type: mysql-get-query-plan
source: my-mysql-instance
description: Use this tool to get the execution plan for a sql statement.

Reference

field	type	required	description
type	string	true	Must be “mysql-get-query-plan”.
source	string	true	Name of the source the SQL should execute on.
description	string	true	Description of the tool that is passed to the LLM.

mysql-list-active-queries

Mon, 01 Jan 0001 00:00:00 +0000

About

A mysql-list-active-queries tool retrieves information about active queries in a MySQL database.

mysql-list-active-queries outputs detailed information as JSON for current active queries, ordered by execution time in descending order. This tool takes 2 optional input parameters:

min_duration_secs (optional): Only show queries running for at least this long in seconds, default 0.
limit (optional): max number of queries to return, default 10.

Compatible Sources

This tool can be used with the following database sources:

mysql-list-table-fragmentation

Mon, 01 Jan 0001 00:00:00 +0000

About

A mysql-list-table-fragmentation tool checks table fragmentation of MySQL tables by calculating the size of the data and index files in bytes and comparing with free space allocated to each table. This tool calculates fragmentation_percentage which represents the proportion of free space relative to the total data and index size.

mysql-list-table-fragmentation outputs detailed information as JSON , ordered by the fragmentation percentage in descending order. This tool takes 4 optional input parameters:

mysql-list-tables

Mon, 01 Jan 0001 00:00:00 +0000

About

The mysql-list-tables tool retrieves schema information for all or specified tables in a MySQL database.

mysql-list-tables lists detailed schema information (object type, columns, constraints, indexes, triggers, owner, comment) as JSON for user-created tables (ordinary or partitioned). Filters by a comma-separated list of names. If names are omitted, it lists all tables in user schemas. The output format can be set to simple which will return only the table names or detailed which is the default.

mysql-list-tables-missing-unique-indexes

Mon, 01 Jan 0001 00:00:00 +0000

About

A mysql-list-tables-missing-unique-indexes tool searches tables that do not have primary or unique indices in a MySQL database.

mysql-list-tables-missing-unique-indexes outputs table names, including table_schema and table_name in JSON format. It takes 2 optional input parameters:

table_schema (optional): Only check tables in this specific schema/database. Search all visible tables in all visible databases if not specified.
limit (optional): max number of queries to return, default 50.

Compatible Sources

This tool can be used with the following database sources:

mysql-sql

Mon, 01 Jan 0001 00:00:00 +0000

About

A mysql-sql tool executes a pre-defined SQL statement against a MySQL database.

The specified SQL statement is executed as a prepared statement, and expects parameters in the SQL query to be in the form of placeholders ?.

Compatible Sources

This tool can be used with the following database sources:

Source Name
MySQL
Cloud SQL for MySQL

Example

Note: This tool uses parameterized queries to prevent SQL injections. Query parameters can be used as substitutes for arbitrary expressions. Parameters cannot be used as substitutes for identifiers, column names, table names, or other parts of the query.