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Work around a SQL Server JDBC driver problem by manually coercing JDBC

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DatabaseMetaData.getColumns() data types
This commit is contained in:
Lukas Eder 2012-12-29 17:41:16 +01:00
parent e0b5fa2d66
commit 020e1958a4
2 changed files with 21 additions and 1 deletions
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4
jOOQ/src/main/java/org/jooq/impl/DefaultDataType.java
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@ -38,6 +38,7 @@ package org.jooq.impl;
import static org.jooq.impl.SQLDataType.BLOB;
import static org.jooq.impl.SQLDataType.CLOB;
import static org.jooq.impl.SQLDataType.NCLOB;
import static org.jooq.tools.reflect.Reflect.wrapper;
import java.lang.reflect.Array;
import java.math.BigDecimal;
@ -596,6 +597,9 @@ public class DefaultDataType<T> implements DataType<T> {
public static <T> DataType<T> getDataType(SQLDialect dialect, Class<T> type) {
// Treat primitive types the same way as their respective wrapper types
type = (Class<T>) wrapper(type);
// Recurse for arrays
if (byte[].class != type && type.isArray()) {
return (DataType<T>) getDataType(dialect, type.getComponentType()).getArrayDataType();

18
jOOQ/src/main/java/org/jooq/impl/MetaImpl.java
View File

@ -179,7 +179,23 @@ class MetaImpl implements Meta {
try {
columnCache = executor
.fetch(meta().getColumns(null, getName(), "%", "%"))
.fetch(
meta().getColumns(null, getName(), "%", "%"),
// Work around a bug in the SQL Server JDBC driver by
// coercing data types to the expected types
// The bug was reported here:
// https://connect.microsoft.com/SQLServer/feedback/details/775425/jdbc-4-0-databasemetadata-getcolumns-returns-a-resultset-whose-resultsetmetadata-is-inconsistent
String.class, // TABLE_CAT
String.class, // TABLE_SCHEM
String.class, // TABLE_NAME
String.class, // COLUMN_NAME
int.class, // DATA_TYPE
String.class, // TYPE_NAME
int.class, // COLUMN_SIZE
String.class, // BUFFER_LENGTH
int.class // DECIMAL_DIGITS
)
.intoGroups(fieldByName(String.class, "TABLE_NAME"));
List<Table<?>> result = new ArrayList<Table<?>>();