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PostgreSQL MCP Server

AGPL 3.0
438
89
  • Linux
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pg_manage_schema

Manage PostgreSQL schema operations: retrieve schema/table info, create/alter tables, and handle ENUM types. Supports actions like get_info, create_table, get_enums, and create_enum with detailed configuration options.

Instructions

Manage PostgreSQL schema - get schema info, create/alter tables, manage enums. Examples: operation="get_info" for table lists, operation="create_table" with tableName and columns, operation="get_enums" to list enums, operation="create_enum" with enumName and values

Input Schema

NameRequiredDescriptionDefault
columnsNoColumn definitions (required for create_table)
connectionStringNoPostgreSQL connection string (optional)
enumNameNoENUM name (optional for get_enums to filter, required for create_enum)
ifNotExistsNoInclude IF NOT EXISTS clause (for create_enum)
operationYesOperation: get_info (schema/table info), create_table (new table), alter_table (modify table), get_enums (list ENUMs), create_enum (new ENUM)
operationsNoAlter operations (required for alter_table)
schemaNoSchema name (defaults to public)
tableNameNoTable name (optional for get_info to get specific table info, required for create_table/alter_table)
valuesNoENUM values (required for create_enum)

Input Schema (JSON Schema)

{ "$schema": "http://json-schema.org/draft-07/schema#", "additionalProperties": false, "properties": { "columns": { "description": "Column definitions (required for create_table)", "items": { "additionalProperties": false, "properties": { "default": { "description": "Default value expression", "type": "string" }, "name": { "type": "string" }, "nullable": { "type": "boolean" }, "type": { "description": "PostgreSQL data type", "type": "string" } }, "required": [ "name", "type" ], "type": "object" }, "type": "array" }, "connectionString": { "description": "PostgreSQL connection string (optional)", "type": "string" }, "enumName": { "description": "ENUM name (optional for get_enums to filter, required for create_enum)", "type": "string" }, "ifNotExists": { "description": "Include IF NOT EXISTS clause (for create_enum)", "type": "boolean" }, "operation": { "description": "Operation: get_info (schema/table info), create_table (new table), alter_table (modify table), get_enums (list ENUMs), create_enum (new ENUM)", "enum": [ "get_info", "create_table", "alter_table", "get_enums", "create_enum" ], "type": "string" }, "operations": { "description": "Alter operations (required for alter_table)", "items": { "additionalProperties": false, "properties": { "columnName": { "type": "string" }, "dataType": { "description": "PostgreSQL data type (for add/alter)", "type": "string" }, "default": { "description": "Default value expression (for add/alter)", "type": "string" }, "nullable": { "description": "Whether the column can be NULL (for add/alter)", "type": "boolean" }, "type": { "enum": [ "add", "alter", "drop" ], "type": "string" } }, "required": [ "type", "columnName" ], "type": "object" }, "type": "array" }, "schema": { "description": "Schema name (defaults to public)", "type": "string" }, "tableName": { "description": "Table name (optional for get_info to get specific table info, required for create_table/alter_table)", "type": "string" }, "values": { "description": "ENUM values (required for create_enum)", "items": { "type": "string" }, "type": "array" } }, "required": [ "operation" ], "type": "object" }

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