1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
|
/*
* Copyright (c) 2008-2013 Eike Stepper (Berlin, Germany) and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Victor Roldan Betancort - initial API and implementation
* Eike Stepper - maintenance
* Stefan Winkler - Bug 276979
* Stefan Winkler - Bug 289445
*/
package org.eclipse.net4j.db.postgresql;
import org.eclipse.net4j.db.DBType;
import org.eclipse.net4j.db.IDBAdapter;
import org.eclipse.net4j.db.ddl.IDBField;
import org.eclipse.net4j.db.ddl.IDBTable;
import org.eclipse.net4j.db.internal.postgresql.bundle.OM;
import org.eclipse.net4j.spi.db.DBAdapter;
import java.sql.SQLException;
import java.sql.Savepoint;
import java.sql.Statement;
/**
* A {@link IDBAdapter DB adapter} for <a href="http://www.postgresql.org/">PostgreSQL</a> databases.
*
* @author Victor Roldan Betancort
*/
public class PostgreSQLAdapter extends DBAdapter
{
public static final String NAME = "postgresql"; //$NON-NLS-1$
public static final String VERSION = "9.0"; //$NON-NLS-1$
// private static final ContextTracer TRACER = new ContextTracer(OM.DEBUG_SQL, DBAdapter.class);
private static final String[] RESERVED_WORDS = { "ALL", "ANALYSE", "ANALYZE", "AND", "ANY", "AS", "ASC", "ATOMIC", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$
"AUTHORIZATION", "BETWEEN", "BIGINT", "BINARY", "BIT", "BOOLEAN", "BOTH", "C", "CASE", "CAST", "CHAR", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$ //$NON-NLS-9$ //$NON-NLS-10$ //$NON-NLS-11$
"CHARACTER", "CHECK", "COALESCE", "COLLATE", "COLUMN", "CONSTRAINT", "CONVERT", "CREATE", "CROSS", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$ //$NON-NLS-9$
"CURRENT_DATE", "CURRENT_TIME", "CURRENT_TIMESTAMP", "CURRENT_USER", "DEC", "DECIMAL", "DEFAULT", "DEFERRABLE", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$
"DESC", "DISTINCT", "DO", "ELSE", "END", "EXCEPT", "EXECUTE", "EXISTS", "EXTRACT", "FALSE", "FLOAT", "FOR", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$ //$NON-NLS-9$ //$NON-NLS-10$ //$NON-NLS-11$ //$NON-NLS-12$
"FOREIGN", "FREEZE", "FROM", "FULL", "GRANT", "GROUP", "HAVING", "ILIKE", "IN", "INITIALLY", "INNER", "INT", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$ //$NON-NLS-9$ //$NON-NLS-10$ //$NON-NLS-11$ //$NON-NLS-12$
"INTEGER", "INTERSECT", "INTERVAL", "INTO", "IS", "ISNULL", "JOIN", "LEADING", "LEFT", "LIKE", "LIMIT", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$ //$NON-NLS-9$ //$NON-NLS-10$ //$NON-NLS-11$
"LOCALTIME", "LOCALTIMESTAMP", "NATURAL", "NCHAR", "NCLOB", "NEW", "NONE", "NOT", "NOTNULL", "NULL", "NULLIF", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$ //$NON-NLS-9$ //$NON-NLS-10$ //$NON-NLS-11$
"NUMERIC", "OFF", "OFFSET", "OLD", "ON", "ONLY", "OR", "ORDER", "OUTER", "OVERLAPS", "OVERLAY", "PLACING", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$ //$NON-NLS-9$ //$NON-NLS-10$ //$NON-NLS-11$ //$NON-NLS-12$
"POSITION", "PRIMARY", "REAL", "RECHECK", "REFERENCES", "RIGHT", "ROW", "SELECT", "SESSION_USER", "SETOF", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$ //$NON-NLS-9$ //$NON-NLS-10$
"SIMILAR", "SMALLINT", "SOME", "SUBSTRING", "TABLE", "THEN", "TIME", "TIMESTAMP", "TO", "TRAILING", "TREAT", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$ //$NON-NLS-9$ //$NON-NLS-10$ //$NON-NLS-11$
"TRIM", "TRUE", "UNION", "UNIQUE", "USER", "USING", "VARCHAR", "VERBOSE", "WHEN", "WHERE" }; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$ //$NON-NLS-9$ //$NON-NLS-10$
public PostgreSQLAdapter()
{
super(NAME, VERSION);
}
/**
* @since 2.0
*/
@Override
public int getMaxTableNameLength()
{
// http://www.postgresql.org/docs/9.2/static/sql-syntax-lexical.html
return 63;
}
/**
* @since 2.0
*/
@Override
public int getMaxFieldNameLength()
{
// http://www.postgresql.org/docs/9.2/static/sql-syntax-lexical.html
return 63;
}
@Override
protected String getTypeName(IDBField field)
{
// http://www.postgresql.org/docs/9.2/static/datatype.html
DBType type = field.getType();
switch (type)
{
case BIT:
return "boolean"; //$NON-NLS-1$
case TINYINT:
return DBType.SMALLINT.toString();
case VARCHAR:
case LONGVARCHAR:
case CLOB:
return "text"; //$NON-NLS-1$
case BINARY:
case VARBINARY:
case LONGVARBINARY:
case BLOB:
return "bytea"; //$NON-NLS-1$
case DOUBLE:
return "double precision"; //$NON-NLS-1$
}
return super.getTypeName(field);
}
public String[] getReservedWords()
{
return RESERVED_WORDS;
}
/**
* See <a href="http://www.postgresql.org/docs/9.0/static/errcodes-appendix.html">Appendix A. PostgreSQL Error Codes</a>.
*/
@Override
public boolean isDuplicateKeyException(SQLException ex)
{
// RESTRICT VIOLATION || UNIQUE VIOLATION
return super.isDuplicateKeyException(ex) || "23505".equals(ex.getSQLState());
}
/**
* See <a href="http://www.postgresql.org/docs/9.0/static/errcodes-appendix.html">Appendix A. PostgreSQL Error Codes</a>.
*/
@Override
public boolean isTableNotFoundException(SQLException ex)
{
// UNDEFINED TABLE
return "42P01".equals(ex.getSQLState());
}
/**
* See <a href="http://www.postgresql.org/docs/9.0/static/errcodes-appendix.html">Appendix A. PostgreSQL Error Codes</a>.
*/
@Override
public boolean isColumnNotFoundException(SQLException ex)
{
// UNDEFINED COLUMN
return "42703".equals(ex.getSQLState());
}
/**
* @since 4.1
*/
@Override
protected void doCreateTable(IDBTable table, Statement statement) throws SQLException
{
Savepoint savepoint = statement.getConnection().setSavepoint();
try
{
super.doCreateTable(table, statement);
}
catch (SQLException ex)
{
try
{
statement.getConnection().rollback(savepoint);
}
catch (SQLException ex1)
{
OM.LOG.error(ex1);
}
throw ex;
}
}
}
|
