COERCIBILITY(str) returns the collation coercibility value of the string argument. : COERCIBILITY « Information Functions « MySQL Tutorial

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MySQL Tutorial » Information Functions » COERCIBILITY

20. 4. 1. COERCIBILITY(str) returns the collation coercibility value of the string argument.

The return values have the meanings shown in the following table. Lower values have higher precedence.

Coercibility	Meaning
0	Explicit collation
1	No collation
2	Implicit collation
3	System constant
4	Coercible
5	Ignorable


mysql>

mysql> SELECT COERCIBILITY('abc' COLLATE latin1_swedish_ci);

+-----------------------------------------------+

| COERCIBILITY('abc' COLLATE latin1_swedish_ci) |

+-----------------------------------------------+

|                                             0 |

+-----------------------------------------------+

1 row in set (0.00 sec)



mysql>

mysql>

20. 4. COERCIBILITY
	20. 4. 1.	COERCIBILITY(str) returns the collation coercibility value of the string argument.
	20. 4. 2.	SELECT COERCIBILITY(USER());
	20. 4. 3.	SELECT COERCIBILITY('abc');

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