php mssql存储过程中的用到的预定义常量

php mssql存储过程中的用到的预定义常量，方便查询

SQLTEXT (integer )

Indicates the 'TEXT ' type in MSSQL, used by mssql_bind() 's type parameter.

SQLVARCHAR (integer )

Indicates the 'VARCHAR ' type in MSSQL, used by mssql_bind() 's type parameter.

SQLCHAR (integer )

Indicates the 'CHAR ' type in MSSQL, used by mssql_bind() 's type parameter.

SQLINT1 (integer )

Represents one byte, with a range of -128 to 127.

SQLINT2 (integer )

Represents two bytes, with a range of -32768 to 32767.

SQLINT4 (integer )

Represents four bytes, with a range of -2147483648 to 2147483647.

SQLBIT (integer )

Indicates the 'BIT ' type in MSSQL, used by mssql_bind() 's type parameter.

SQLFLT4 (integer )

Represents an four byte float.

SQLFLT8 (integer )

Represents an eight byte float.