Function LCS_asString

src/backend/parser/analyze.c:3609–3627

* Produce a string representation of a LockClauseStrength value. * This should only be applied to valid values (not LCS_NONE). */

 * This should only be applied to valid values (not LCS_NONE).
 */
const char *
LCS_asString(LockClauseStrength strength)
{
	switch (strength)
	{
		case LCS_NONE:
			Assert(false);
			break;
		case LCS_FORKEYSHARE:
			return "FOR KEY SHARE";
		case LCS_FORSHARE:
			return "FOR SHARE";
		case LCS_FORNOKEYUPDATE:
			return "FOR NO KEY UPDATE";
		case LCS_FORUPDATE:
			return "FOR UPDATE";
	}
	return "FOR some";			/* shouldn't happen */
}

/*
 * Check for features that are not supported with FOR [KEY] UPDATE/SHARE.