Github user selvaganesang commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/508#discussion_r65226213
--- Diff:
core/conn/jdbcT4/src/main/java/org/trafodion/jdbc/t4/T4DatabaseMetaData.java ---
@@ -3092,27 +3090,40 @@ public boolean
dataDefinitionIgnoredInTransactions() throws SQLException {
// dropped from the search."
procedureNamePattern = "%";
+ }else{
+ procedureNamePattern =
sqlValueFormat(procedureNamePattern);
+ }
+ MetadataHolder mdHolder = this.connection_.mdHolder_;
+ int retryCnt = 0;
+ while(retryCnt < 3 ) {
+ try {
+ PreparedStatement ps =
mdHolder.getPStatement(SQL_API_SQLPROCEDURES, this.connection_);
+ ps.setObject(1, schemaPattern);
+ ps.setObject(2, procedureNamePattern);
+ return ps.executeQuery();
+ } catch (SQLException e) {
+
mdHolder.removePStatement(SQL_API_SQLPROCEDURES);
+ ++retryCnt;
+ if( retryCnt >= 3 ) {
+ throw e;
+ }
+ }
}
- getSQLCatalogsInfo(connection_.getServerHandle(), // Server
Handle
- SQL_API_SQLPROCEDURES, // catalogAPI
- catalogNm, // catalog
- schemaNm, // schema
- procedureNamePattern, // table name
- "", // tableTypeList
- "", // cloumn name
- (int) 0, // cloumnType
- (int) 0, // rowIdScope
- (long) 0, // nullable
- (int) 0, // uniqueness
- (int) 0, // accuracy
- (short) 0, // sqlType
- (int) 0, // metadataId
- "", // fcatalog
- "", // fschema
- "" // ftable
- );
+ return null;
+ }
--- End diff --
getSQLCatalogsInfo is used for all catalog APIs. It looks like the change
is to do it differently for getProcedures and getProcedureColumns. Can you
please provide some context about the need for this change.
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