THIS TOPIC APPLIES TO: SQL Server (starting with 2008) Azure SQL Database Azure SQL Data Warehouse Parallel Data Warehouse
Returns the schema ID associated with a 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.
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.