sql
MySQL cannot modify column used in generated column
MySQL.*Error 3546.*Cannot.*change.*column.*used.*in.*generated.*column
Fixes
- 1.Drop the generated column, modify the source column, then recreate generated column
- 2.Create new column and migrate data manually
- 3.Use a VIEW with computed column instead of generated column
mysqlgenerated-columns
Related Errors
sql3 fixes
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
sql3 fixes
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 ->
sql3 fixes
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