Method DropTable

server/tables/pg_database.go:125–142

DropTable overrides sqle.Database.DropTable to prevent dropping virtual pg_catalog tables.

(ctx *sql.Context, tableName string)

// DropTable overrides sqle.Database.DropTable to prevent dropping virtual pg_catalog tables.
func (d *PgDatabase) DropTable(ctx *sql.Context, tableName string) error {
	if resolve.UseSearchPath && d.Database.Schema() == "" && strings.HasPrefix(strings.ToLower(tableName), "pg_") {
		sdb, found, err := d.GetSchema(ctx, "pg_catalog")
		if err != nil {
			return err
		}
		if found {
			_, foundTbl, err := sdb.GetTableInsensitive(ctx, tableName)
			if err != nil {
				return err
			}
			if foundTbl {
				return sql.ErrDropTableNotSupported.New("pg_catalog")
			}
		}
	}
	return d.Database.DropTable(ctx, tableName)
}

// AllSchemas overrides sqle.ReadOnlyDatabase.AllSchemas to apply Doltgres schema wrapping.
func (d *PgReadOnlyDatabase) AllSchemas(ctx *sql.Context) ([]sql.DatabaseSchema, error) {