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修复OceanBase validateQuery问题 #4967

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merged 1 commit into from
Oct 20, 2022
Merged

修复OceanBase validateQuery问题 #4967

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9 changes: 2 additions & 7 deletions core/src/main/java/com/alibaba/druid/pool/vendor/OceanBaseValidConnectionChecker.java
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Original file line number Diff line number Diff line change
Expand Up @@ -25,8 +25,7 @@
import java.sql.Statement;

public class OceanBaseValidConnectionChecker extends ValidConnectionCheckerAdapter implements ValidConnectionChecker {
private String oracleModeValidateQuery = "SELECT 'x' FROM DUAL";
private String mysqlModeValidateQuery = "SELECT 'x'";
private String commonValidateQuery = "SELECT 'x' FROM DUAL";
private DbType dbType;

public OceanBaseValidConnectionChecker() {
Expand All @@ -47,11 +46,7 @@ public boolean isValidConnection(final Connection c,
}
if (validateQuery == null || validateQuery.isEmpty()) {
if (dbType != null) {
if (dbType == DbType.oceanbase) {
validateQuery = mysqlModeValidateQuery;
} else {
validateQuery = oracleModeValidateQuery;
}
validateQuery = commonValidateQuery;
}
}

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