sql

PostgreSQL pg_trgm extension not installed

PostgreSQL.*ERROR:.*pg_trgm.*index.*not.*installed

Fixes

1.Run CREATE EXTENSION pg_trgm
2.Ensure pg_trgm is in shared_preload_libraries for faster indexing
3.Use GIN or GiST index with pg_trgm: CREATE INDEX ... USING gin(col gin_trgm_ops)

postgresqlextensionstrigram

Related Errors

PostgreSQL JSONB extracting from scalar

ERROR:.*cannot extract elements from a scalar.*jsonb

•Check value is an object/array before extraction: jsonb_typeof(col) = 'object'
•Use COALESCE with '{}' for null/scalar values

PostgreSQL JSONB operator type mismatch

ERROR:.*operator does not exist.*jsonb @> text

•Cast the right operand to jsonb: col @> '{"key": "val"}'::jsonb
•Use ->> operator for text extraction instead of ->

PostgreSQL full-text search config not found

ERROR:.*text search configuration.*does not exist

•Create the text search configuration or use a built-in one (english, simple)
•Install the pg_catalog extension if using a custom configuration