Conversion Functions (Transact-SQL)
Applies to: 
SQL Server
Azure SQL Database
Azure SQL Managed Instance
Azure Synapse Analytics
Analytics Platform System (PDW)
These functions support data type casting and conversion:
In This Section
CAST and CONVERT (Transact-SQL)
PARSE (Transact-SQL)
TRY_CAST (Transact-SQL)
TRY_CONVERT (Transact-SQL)
TRY_PARSE (Transact-SQL)