# Predefined Constants

The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.

`MYSQLX_CLIENT_SSL` (int)
`MYSQLX_TYPE_DECIMAL` (int)
`MYSQLX_TYPE_TINY` (int)
`MYSQLX_TYPE_SHORT` (int)
`MYSQLX_TYPE_SMALLINT` (int)
`MYSQLX_TYPE_MEDIUMINT` (int)
`MYSQLX_TYPE_INT` (int)
`MYSQLX_TYPE_BIGINT` (int)
`MYSQLX_TYPE_LONG` (int)
`MYSQLX_TYPE_FLOAT` (int)
`MYSQLX_TYPE_DOUBLE` (int)
`MYSQLX_TYPE_NULL` (int)
`MYSQLX_TYPE_TIMESTAMP` (int)
`MYSQLX_TYPE_LONGLONG` (int)
`MYSQLX_TYPE_INT24` (int)
`MYSQLX_TYPE_DATE` (int)
`MYSQLX_TYPE_TIME` (int)
`MYSQLX_TYPE_DATETIME` (int)
`MYSQLX_TYPE_YEAR` (int)
`MYSQLX_TYPE_NEWDATE` (int)
`MYSQLX_TYPE_ENUM` (int)
`MYSQLX_TYPE_SET` (int)
`MYSQLX_TYPE_TINY_BLOB` (int)
`MYSQLX_TYPE_MEDIUM_BLOB` (int)
`MYSQLX_TYPE_LONG_BLOB` (int)
`MYSQLX_TYPE_BLOB` (int)
`MYSQLX_TYPE_VAR_STRING` (int)
`MYSQLX_TYPE_STRING` (int)
`MYSQLX_TYPE_CHAR` (int)
`MYSQLX_TYPE_BYTES` (int)
`MYSQLX_TYPE_INTERVAL` (int)
`MYSQLX_TYPE_GEOMETRY` (int)
`MYSQLX_TYPE_JSON` (int)
`MYSQLX_TYPE_NEWDECIMAL` (int)
`MYSQLX_TYPE_BIT` (int)
`MYSQLX_LOCK_DEFAULT` (int)
`MYSQLX_LOCK_NOWAIT` (int)
`MYSQLX_LOCK_SKIP_LOCKED` (int)

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