Returns the schema ID associated with a schema name.
Transact-SQL Syntax Conventions
SCHEMA_ID ( [ schema_name ] )
Term | Definition |
---|---|
schema_name | Is the name of the schema. schema_name is a sysname. If schema_name is not specified, SCHEMA_ID will return the ID of the default schema of the caller. |
int
NULL will be returned if schema_name is not a valid schema.
SCHEMA_ID will return IDs of system schemas and user-defined schemas. SCHEMA_ID can be called in a select list, in a WHERE clause, and anywhere an expression is allowed.
SELECT SCHEMA_ID();
SELECT SCHEMA_ID('dbo');
Metadata Functions (Transact-SQL)
SCHEMA_NAME (Transact-SQL)
sys.schemas (Transact-SQL)