SELECT conname AS constraint_name, contype AS constraint_type, conrelid::regclass AS table_name, pg_get_constraintdef(oid) AS constraint_definition FROM pg_constraint WHERE connamespace = 'zcdbfz01'::regnamespac
Step 5: Create publication and replication identities for each Postgres tableFor each table you want to replicate with CDC, follow the steps below: Add the replication identity (the method of distinguishing between rows) for each table you want to replicate: ALTER TABLE tbl1 REPLICA IDENTITY...
Resource Definition (addResourceTemplate): uriTemplate:"db://{dbAlias}/schema/{tableName}" arguments: dbAlias: (string, required) - Database alias. tableName: (string, required) - Name of the table. load({ dbAlias, tableName }): Connects, queriesinformation_schema.columnsfor the specific t...
5.根据主键名或约束名查询所在的表 SELECT conname AS constraint_name, pg_get_constraintdef(con.oid) AS constraint_definition, relname AS table_name FROM pg_constraint con JOIN pg_class cls ON (cls.oid = con.conrelid AND cls.relkind = 'r') -- 只选择关系类型为 "r"(表)的对象 WHERE co...
postgres-searchboxincludes a script that can generate the SQL commands for creating a search index on the table you want to search. The script is atscripts/create-index.js; it reads the table definition and creates a search index in thePostgres database. This index will cover all text column...
By default, the owner of the database is the current login user. \c test You are now connected to database "test" as user "postgres". Copy // Connect to a PostgreSQL database “test” as “postgres” user (psql) Tables Show table \d TABLE_NAME Copy...
postgres=# SELECT pg_table_is_visible('testtable'::regclass); pg_table_is_visible --- t (1 row) 4. 系统表信息函数:名字 返回类型 描述 format_type(type_oid,typemod) text 获取一个数据类型的SQL名称 pg_get_viewdef(view_oid) text 为视图获取CREATE VIEW命令 pg_get_viewdef(view...
It is possible to replicate between tables with dissimilar partitioning definitions, such as a source that is a normal table replicating to a partitioned table, including support for updates that change partitions on the target. It can be faster if the partitioning definition is the same on the...
Include theWHEREclause to specify the rows to delete. If you don't include aWHEREclause in the statement,DELETEdeletes all rows from the table, leaving the table definition intact. conditionis an expression, host variable, or parameter marker that returns a value of typeBOOLEAN. Those rows fo...
This new server definition is clear about its capabilities and validation status, matching the PR objectives. 73-85: New mcp_dbutils server correctly implemented. The server definition provides appropriate details about capabilities, homepage, and correctly indicates it's not validated with CrateDB. 12...