#POSTGRESQL CREATE TABLE IN SCHEMA CODE#
Pg_dump is elite C code that tries to play nicely with the evolving sql standards, and takes care of the thousand details that arise between postgresql's query language, and its representation on a disk. schema-only means print only data about the table, and not the data in the table. The -t option means specify for one table.
#POSTGRESQL CREATE TABLE IN SCHEMA PASSWORD#
My pgadmin user has no password set, so I don't have to put in a password. Pg_dump helps us get information about the database itself. post-requisite database and table configuration omitted Which prints: - pre-requisite database and table configuration omitted Pg_dump manual, can output the table create psql statement: pg_dump -U your_user your_database -t your_table -schema-only Generate the create table statement for a table in postgresql from linux commandline:Ĭreate a table for a demo: CREATE TABLE your_table( Here is the function usage: SELECT generate_create_table_statement('tablename') Īnd here is the drop statement if you don't want this function to persist permanently: DROP FUNCTION generate_create_table_statement(p_table_name varchar) LANGUAGE 'plpgsql' COST 100.0 SECURITY INVOKER ' '||column_lumn_name||' '||column_lumn_type||' '||column_lumn_default_value||' '||column_lumn_not_null IF column_record.attnum <= column_record.max_attnum THEN V_table_ddl:='CREATE TABLE '||column_record.schema_name||'.'||column_record.table_name||' (' LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace WHERE d.adrelid = a.attrelid AND d.adnum = a.attnum AND a.atthasdef) 'DEFAULT '|| (SELECT substring(pg_catalog.pg_get_expr(d.adbin, d.adrelid) for 128)
WHERE d.adrelid = a.attrelid AND d.adnum = a.attnum AND a.atthasdef) IS NOT NULL THEN (SELECT substring(pg_catalog.pg_get_expr(d.adbin, d.adrelid) for 128) Pg_catalog.format_type(a.atttypid, a.atttypmod) as column_type, The following plpgsql function: CREATE OR REPLACE FUNCTION generate_create_table_statement(p_table_name varchar) For create table of one public.tablenameīased on the sql echoed out after running these describe commands, I was able to put together The describe table statement: - List all tables in the schema (my example schema name is public) In psql, run the following commands to see the sql that postgres uses to generate My solution is to log in to the postgres db using psql with the -E option as follows: psql -E -U username -d database (NOTICE - this solution is not working with PostgreSQL v12+)
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