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comparison src/main/java/org/monetdb/jdbc/MonetResultSetMetaData.java @ 973:32f246853ec4 default tip

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Optimisation, call connection.mapClobAsVarChar() and connection.mapBlobAsVarBinary() outside the for-loop, as it does not change.
author Martin van Dinther <martin.van.dinther@monetdbsolutions.com>
date Thu, 10 Apr 2025 19:26:59 +0200 (4 hours ago)
parents ff075ed5ce81
children
comparison
equal deleted inserted replaced
972:f19623e0f527 973:32f246853ec4
119 colCount = columns.length; 119 colCount = columns.length;
120 if (columns.length != tables.length || columns.length != types.length ) { 120 if (columns.length != tables.length || columns.length != types.length ) {
121 throw new IllegalArgumentException("Inconsistent Header metadata"); 121 throw new IllegalArgumentException("Inconsistent Header metadata");
122 } 122 }
123 123
124 final boolean mapClobAsVarChar = connection.mapClobAsVarChar();
125 final boolean mapBlobAsVarBinary = connection.mapBlobAsVarBinary();
124 // derive the JDBC SQL type codes from the types[] names once 126 // derive the JDBC SQL type codes from the types[] names once
125 JdbcSQLTypes = new int[types.length]; 127 JdbcSQLTypes = new int[types.length];
126 for (int i = 0; i < types.length; i++) { 128 for (int i = 0; i < types.length; i++) {
127 int javaSQLtype = MonetDriver.getJdbcSQLType(types[i]); 129 int javaSQLtype = MonetDriver.getJdbcSQLType(types[i]);
128 if (javaSQLtype == Types.CLOB) { 130 if (javaSQLtype == Types.CLOB && mapClobAsVarChar) {
129 if (connection.mapClobAsVarChar()) 131 javaSQLtype = Types.VARCHAR;
130 javaSQLtype = Types.VARCHAR;
131 } else 132 } else
132 if (javaSQLtype == Types.BLOB) { 133 if (javaSQLtype == Types.BLOB && mapBlobAsVarBinary) {
133 if (connection.mapBlobAsVarBinary()) 134 javaSQLtype = Types.VARBINARY;
134 javaSQLtype = Types.VARBINARY;
135 } 135 }
136 JdbcSQLTypes[i] = javaSQLtype; 136 JdbcSQLTypes[i] = javaSQLtype;
137 } 137 }
138 138
139 // initialize structures for storing columns info on nullability and autoincrement 139 // initialize structures for storing columns info on nullability and autoincrement