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Postgres FD Implementation
Commit be4e5059 authored by Dave Cramer's avatar Dave Cramer
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Jason Davies patch to getImported/getExported keys

parent e5fadc78
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Showing with 223 additions and 299 deletions
src/interfaces/jdbc/org/postgresql/jdbc1/DatabaseMetaData.java
View file @ be4e5059
......@@ -13,7 +13,7 @@ import org.postgresql.util.PSQLException;
/**
* This class provides information about the database as a whole.
*
* $Id: DatabaseMetaData.java,v 1.37 2001/11/02 23:50:08 davec Exp $
* $Id: DatabaseMetaData.java,v 1.38 2001/11/09 02:57:25 davec Exp $
*
* <p>Many of the methods here return lists of information in ResultSets. You
* can use the normal ResultSet methods such as getString and getInt to
......@@ -2272,72 +2272,117 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
);
}
private void parseConstraint(java.sql.ResultSet keyRelation, Vector tuples) throws SQLException
private java.sql.ResultSet getImportedExportedKeys(String catalog, String schema, String primaryTable, String foreignTable) throws SQLException
{
byte tuple[][]=new byte[14][0];
for (int k = 0;k < 14;k++)
tuple[k] = null;
String s=keyRelation.getString(1);
int pos=s.indexOf("\\000");
if(pos>-1)
{
tuple[11]=s.substring(0,pos).getBytes();; // FK_NAME
int pos2=s.indexOf("\\000", pos+1);
if(pos2>-1)
{
tuple[2]=s.substring(pos+4, pos2).getBytes();; // PKTABLE_NAME
pos=s.indexOf("\\000", pos2+1);
if(pos>-1)
{
tuple[6]=s.substring(pos2+4, pos).getBytes();; // FKTABLE_NAME
pos=s.indexOf("\\000", pos+1); // Ignore MATCH type
if(pos>-1)
{
pos2=s.indexOf("\\000",pos+1);
if(pos2>-1)
{
tuple[3]=s.substring(pos+4, pos2).getBytes();; // PKCOLUMN_NAME
pos=s.indexOf("\\000", pos2+1);
if(pos>-1)
{
tuple[7]=s.substring(pos2+4, pos).getBytes(); //FKCOLUMN_NAME
Field f[]=new Field[14];
f[0]=new Field(connection, "PKTABLE_CAT", iVarcharOid, 32);
f[1]=new Field(connection, "PKTABLE_SCHEM", iVarcharOid, 32);
f[2]=new Field(connection, "PKTABLE_NAME", iVarcharOid, 32);
f[3]=new Field(connection, "PKCOLUMN_NAME", iVarcharOid, 32);
f[4]=new Field(connection, "FKTABLE_CAT", iVarcharOid, 32);
f[5]=new Field(connection, "FKTABLE_SCHEM", iVarcharOid, 32);
f[6]=new Field(connection, "FKTABLE_NAME", iVarcharOid, 32);
f[7]=new Field(connection, "FKCOLUMN_NAME", iVarcharOid, 32);
f[8]=new Field(connection, "KEY_SEQ", iInt2Oid, 2);
f[9]=new Field(connection, "UPDATE_RULE", iInt2Oid, 2);
f[10]=new Field(connection, "DELETE_RULE", iInt2Oid, 2);
f[11]=new Field(connection, "FK_NAME", iVarcharOid, 32);
f[12]=new Field(connection, "PK_NAME", iVarcharOid, 32);
f[13]=new Field(connection, "DEFERRABILITY", iInt2Oid, 2);
java.sql.ResultSet rs = connection.ExecSQL("SELECT c.relname,c2.relname,"
+ "t.tgconstrname,ic.relname,"
+ "t.tgdeferrable,t.tginitdeferred,"
+ "t.tgnargs,t.tgargs,p.proname "
+ "FROM pg_trigger t,pg_class c,pg_class c2,"
+ "pg_class ic,pg_proc p, pg_index i "
+ "WHERE t.tgrelid=c.oid AND t.tgconstrrelid=c2.oid "
+ "AND t.tgfoid=p.oid AND tgisconstraint "
+ ((primaryTable!=null) ? "AND c2.relname='"+primaryTable+"' " : "")
+ ((foreignTable!=null) ? "AND c.relname='"+foreignTable+"' " : "")
+ "AND i.indrelid=c.oid "
+ "AND i.indexrelid=ic.oid AND i.indisprimary "
+ "ORDER BY c.relname,c2.relname"
);
Vector tuples = new Vector();
short seq=0;
if(rs.next()) {
boolean hasMore;
do {
byte tuple[][]=new byte[14][0];
for (int k = 0;k < 14;k++)
tuple[k] = null;
String fKeyName=rs.getString(3);
boolean foundRule=false;
do {
String proname=rs.getString(9);
if(proname!=null && proname.startsWith("RI_FKey_")) {
int col=-1;
if(proname.endsWith("_upd")) col=9; // UPDATE_RULE
else if(proname.endsWith("_del")) col=10; // DELETE_RULE
if(col>-1) {
String rule=proname.substring(8, proname.length()-4);
int action=importedKeyNoAction;
if("cascade".equals(rule)) action=importedKeyCascade;
else if("setnull".equals(rule)) action=importedKeySetNull;
else if("setdefault".equals(rule)) action=importedKeySetDefault;
tuple[col]=Integer.toString(action).getBytes();
foundRule=true;
}
}
} while((hasMore=rs.next()) && fKeyName.equals(rs.getString(3)));
if(foundRule) {
tuple[2]=rs.getBytes(2); //PKTABLE_NAME
tuple[6]=rs.getBytes(1); //FKTABLE_NAME
// Parse the tgargs data
StringBuffer fkeyColumns=new StringBuffer();
StringBuffer pkeyColumns=new StringBuffer();
int numColumns=(rs.getInt(7) >> 1) - 2;
String s=rs.getString(8);
int pos=s.lastIndexOf("\\000");
for(int c=0;c<numColumns;c++) {
if(pos>-1) {
int pos2=s.lastIndexOf("\\000", pos-1);
if(pos2>-1) {
if(fkeyColumns.length()>0) fkeyColumns.insert(0, ',');
fkeyColumns.insert(0, s.substring(pos2+4, pos)); //FKCOLUMN_NAME
pos=s.lastIndexOf("\\000", pos2-1);
if(pos>-1) {
if(pkeyColumns.length()>0) pkeyColumns.insert(0, ',');
pkeyColumns.insert(0, s.substring(pos+4, pos2)); //PKCOLUMN_NAME
}
}
}
}
tuple[7]=fkeyColumns.toString().getBytes(); //FKCOLUMN_NAME
tuple[3]=pkeyColumns.toString().getBytes(); //PKCOLUMN_NAME
tuple[8]=Integer.toString(seq++).getBytes(); //KEY_SEQ
tuple[11]=fKeyName.getBytes(); //FK_NAME
tuple[12]=rs.getBytes(4); //PK_NAME
// DEFERRABILITY
int deferrability=importedKeyNotDeferrable;
boolean deferrable=rs.getBoolean(5);
boolean initiallyDeferred=rs.getBoolean(6);
if(deferrable) {
if(initiallyDeferred)
deferrability=importedKeyInitiallyDeferred;
else
deferrability=importedKeyInitiallyImmediate;
}
tuple[13]=Integer.toString(deferrability).getBytes();
tuples.addElement(tuple);
}
}
} while(hasMore);
}
// UPDATE_RULE
String rule=keyRelation.getString(2);
int action=importedKeyNoAction;
if("cascade".equals(rule)) action=importedKeyCascade;
else if("setnull".equals(rule)) action=importedKeySetNull;
else if("setdefault".equals(rule)) action=importedKeySetDefault;
tuple[9]=Integer.toString(action).getBytes();
// DELETE_RULE
rule=keyRelation.getString(3);
action=importedKeyNoAction;
if("cascade".equals(rule)) action=importedKeyCascade;
else if("setnull".equals(rule)) action=importedKeySetNull;
else if("setdefault".equals(rule)) action=importedKeySetDefault;
tuple[10]=Integer.toString(action).getBytes();
// DEFERRABILITY
int deferrability=importedKeyNotDeferrable;
boolean deferrable=keyRelation.getBoolean(4);
if(deferrable)
{
if(keyRelation.getBoolean(5))
deferrability=importedKeyInitiallyDeferred;
else
deferrability=importedKeyInitiallyImmediate;
}
tuple[13]=Integer.toString(deferrability).getBytes();
for (int i=0; i< 14; i++){
tuples.addElement(tuple[i]);
}
return new ResultSet(connection, f, tuples, "OK", 1);
}
/**
......@@ -2393,51 +2438,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
*/
public java.sql.ResultSet getImportedKeys(String catalog, String schema, String table) throws SQLException
{
Field f[]=new Field[14];
f[0]=new Field(connection, "PKTABLE_CAT", iVarcharOid, 32);
f[1]=new Field(connection, "PKTABLE_SCHEM", iVarcharOid, 32);
f[2]=new Field(connection, "PKTABLE_NAME", iVarcharOid, 32);
f[3]=new Field(connection, "PKCOLUMN_NAME", iVarcharOid, 32);
f[4]=new Field(connection, "FKTABLE_CAT", iVarcharOid, 32);
f[5]=new Field(connection, "FKTABLE_SCHEM", iVarcharOid, 32);
f[6]=new Field(connection, "FKTABLE_NAME", iVarcharOid, 32);
f[7]=new Field(connection, "FKCOLUMN_NAME", iVarcharOid, 32);
f[8]=new Field(connection, "KEY_SEQ", iInt2Oid, 2);
f[9]=new Field(connection, "UPDATE_RULE", iInt2Oid, 2);
f[10]=new Field(connection, "DELETE_RULE", iInt2Oid, 2);
f[11]=new Field(connection, "FK_NAME", iVarcharOid, 32);
f[12]=new Field(connection, "PK_NAME", iVarcharOid, 32);
f[13]=new Field(connection, "DEFERRABILITY", iInt2Oid, 2);
java.sql.ResultSet rs = connection.ExecSQL("SELECT a.tgargs,"
+ "substring(a.proname from 9 for (char_length(a.proname)-12)),"
+ "substring(b.proname from 9 for (char_length(b.proname)-12)),"
+ "a.tgdeferrable,"
+ "a.tginitdeferred "
+ "FROM "
+ "(SELECT t.tgargs, t.tgconstrname, p.proname, t.tgdeferrable,"
+ "t.tginitdeferred "
+ "FROM pg_class as c, pg_proc as p, pg_trigger as t "
+ "WHERE c.relfilenode=t.tgrelid AND t.tgfoid = p.oid "
+ "AND p.proname LIKE 'RI_FKey_%_upd') as a,"
+ "(SELECT t.tgconstrname, p.proname "
+ "FROM pg_class as c, pg_proc as p, pg_trigger as t "
+ "WHERE c.relfilenode=t.tgrelid AND t.tgfoid = p.oid "
+ "AND p.proname LIKE 'RI_FKey_%_del') as b,"
+ "(SELECT t.tgconstrname FROM pg_class as c, pg_trigger as t "
+ "WHERE c.relname like '"+table+"' AND c.relfilenode=t.tgrelid) as c "
+ "WHERE a.tgconstrname=b.tgconstrname AND a.tgconstrname=c.tgconstrname"
);
Vector tuples = new Vector();
while (rs.next())
{
parseConstraint(rs,tuples);
}
return new ResultSet(connection, f, tuples, "OK", 1);
return getImportedExportedKeys(catalog, schema, null, table);
}
/**
......@@ -2495,47 +2496,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
*/
public java.sql.ResultSet getExportedKeys(String catalog, String schema, String table) throws SQLException
{
Field f[] = new Field[14];
f[0] = new Field(connection, "PKTABLE_CAT", iVarcharOid, 32);
f[1] = new Field(connection, "PKTABLE_SCHEM", iVarcharOid, 32);
f[2] = new Field(connection, "PKTABLE_NAME", iVarcharOid, 32);
f[3] = new Field(connection, "PKCOLUMN_NAME", iVarcharOid, 32);
f[4] = new Field(connection, "FKTABLE_CAT", iVarcharOid, 32);
f[5] = new Field(connection, "FKTABLE_SCHEM", iVarcharOid, 32);
f[6] = new Field(connection, "FKTABLE_NAME", iVarcharOid, 32);
f[7] = new Field(connection, "FKCOLUMN_NAME", iVarcharOid, 32);
f[8] = new Field(connection, "KEY_SEQ", iInt2Oid, 2);
f[9] = new Field(connection, "UPDATE_RULE", iInt2Oid, 2);
f[10] = new Field(connection, "DELETE_RULE", iInt2Oid, 2);
f[11] = new Field(connection, "FK_NAME", iVarcharOid, 32);
f[12] = new Field(connection, "PK_NAME", iVarcharOid, 32);
f[13] = new Field(connection, "DEFERRABILITY", iInt2Oid, 2);
java.sql.ResultSet rs = connection.ExecSQL("SELECT a.tgargs,"
+ "substring(a.proname from 9 for (char_length(a.proname)-12)),"
+ "substring(b.proname from 9 for (char_length(b.proname)-12)),"
+ "a.tgdeferrable,"
+ "a.tginitdeferred "
+ "FROM "
+ "(SELECT t.tgargs, t.tgconstrname, p.proname,"
+ "t.tgdeferrable, t.tginitdeferred "
+ "FROM pg_class as c, pg_proc as p, pg_trigger as t "
+ "WHERE c.relname like '"+table+"' AND c.relfilenode=t.tgrelid "
+ "AND t.tgfoid = p.oid AND p.proname LIKE 'RI_FKey_%_upd') as a, "
+ "(SELECT t.tgconstrname, p.proname "
+ "FROM pg_class as c, pg_proc as p, pg_trigger as t "
+ "WHERE c.relname like '"+table+"' AND c.relfilenode=t.tgrelid "
+ "AND t.tgfoid = p.oid AND p.proname LIKE 'RI_FKey_%_del') as b "
+ "WHERE a.tgconstrname=b.tgconstrname");
Vector tuples = new Vector();
while (rs.next())
{
parseConstraint(rs,tuples);
}
return new ResultSet(connection, f, tuples, "OK", 1);
return getImportedExportedKeys(catalog, schema, table, null);
}
/**
......@@ -2596,7 +2557,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
*/
public java.sql.ResultSet getCrossReference(String primaryCatalog, String primarySchema, String primaryTable, String foreignCatalog, String foreignSchema, String foreignTable) throws SQLException
{
throw org.postgresql.Driver.notImplemented();
return getImportedExportedKeys(primaryCatalog, primarySchema, primaryTable, foreignTable);
}
/**
......
src/interfaces/jdbc/org/postgresql/jdbc2/DatabaseMetaData.java
View file @ be4e5059
......@@ -15,7 +15,7 @@ import org.postgresql.util.PSQLException;
/**
* This class provides information about the database as a whole.
*
* $Id: DatabaseMetaData.java,v 1.43 2001/11/02 23:51:18 davec Exp $
* $Id: DatabaseMetaData.java,v 1.44 2001/11/09 02:57:50 davec Exp $
*
* <p>Many of the methods here return lists of information in ResultSets. You
* can use the normal ResultSet methods such as getString and getInt to
......@@ -2400,71 +2400,118 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
);
}
private byte[][] parseConstraint(java.sql.ResultSet keyRelation) throws SQLException
private java.sql.ResultSet getImportedExportedKeys(String catalog, String schema, String primaryTable, String foreignTable) throws SQLException
{
byte tuple[][]=new byte[14][0];
for (int k = 0;k < 14;k++)
tuple[k] = null;
String s=keyRelation.getString(1);
int pos=s.indexOf("\\000");
if(pos>-1)
{
tuple[11]=s.substring(0,pos).getBytes();; // FK_NAME
int pos2=s.indexOf("\\000", pos+1);
if(pos2>-1)
{
tuple[2]=s.substring(pos+4, pos2).getBytes();; // PKTABLE_NAME
pos=s.indexOf("\\000", pos2+1);
if(pos>-1)
{
tuple[6]=s.substring(pos2+4, pos).getBytes();; // FKTABLE_NAME
pos=s.indexOf("\\000", pos+1); // Ignore MATCH type
if(pos>-1)
{
pos2=s.indexOf("\\000",pos+1);
if(pos2>-1)
{
tuple[3]=s.substring(pos+4, pos2).getBytes();; // PKCOLUMN_NAME
pos=s.indexOf("\\000", pos2+1);
if(pos>-1)
{
tuple[7]=s.substring(pos2+4, pos).getBytes(); //FKCOLUMN_NAME
}
}
}
}
}
}
// UPDATE_RULE
String rule=keyRelation.getString(2);
int action=importedKeyNoAction;
if("cascade".equals(rule)) action=importedKeyCascade;
else if("setnull".equals(rule)) action=importedKeySetNull;
else if("setdefault".equals(rule)) action=importedKeySetDefault;
tuple[9]=Integer.toString(action).getBytes();
// DELETE_RULE
rule=keyRelation.getString(3);
action=importedKeyNoAction;
if("cascade".equals(rule)) action=importedKeyCascade;
else if("setnull".equals(rule)) action=importedKeySetNull;
else if("setdefault".equals(rule)) action=importedKeySetDefault;
tuple[10]=Integer.toString(action).getBytes();
// DEFERRABILITY
int deferrability=importedKeyNotDeferrable;
boolean deferrable=keyRelation.getBoolean(4);
if(deferrable)
{
if(keyRelation.getBoolean(5))
deferrability=importedKeyInitiallyDeferred;
else
deferrability=importedKeyInitiallyImmediate;
}
tuple[13]=Integer.toString(deferrability).getBytes();
return tuple;
}
Field f[]=new Field[14];
f[0]=new Field(connection, "PKTABLE_CAT", iVarcharOid, 32);
f[1]=new Field(connection, "PKTABLE_SCHEM", iVarcharOid, 32);
f[2]=new Field(connection, "PKTABLE_NAME", iVarcharOid, 32);
f[3]=new Field(connection, "PKCOLUMN_NAME", iVarcharOid, 32);
f[4]=new Field(connection, "FKTABLE_CAT", iVarcharOid, 32);
f[5]=new Field(connection, "FKTABLE_SCHEM", iVarcharOid, 32);
f[6]=new Field(connection, "FKTABLE_NAME", iVarcharOid, 32);
f[7]=new Field(connection, "FKCOLUMN_NAME", iVarcharOid, 32);
f[8]=new Field(connection, "KEY_SEQ", iInt2Oid, 2);
f[9]=new Field(connection, "UPDATE_RULE", iInt2Oid, 2);
f[10]=new Field(connection, "DELETE_RULE", iInt2Oid, 2);
f[11]=new Field(connection, "FK_NAME", iVarcharOid, 32);
f[12]=new Field(connection, "PK_NAME", iVarcharOid, 32);
f[13]=new Field(connection, "DEFERRABILITY", iInt2Oid, 2);
java.sql.ResultSet rs = connection.ExecSQL("SELECT c.relname,c2.relname,"
+ "t.tgconstrname,ic.relname,"
+ "t.tgdeferrable,t.tginitdeferred,"
+ "t.tgnargs,t.tgargs,p.proname "
+ "FROM pg_trigger t,pg_class c,pg_class c2,"
+ "pg_class ic,pg_proc p, pg_index i "
+ "WHERE t.tgrelid=c.oid AND t.tgconstrrelid=c2.oid "
+ "AND t.tgfoid=p.oid AND tgisconstraint "
+ ((primaryTable!=null) ? "AND c2.relname='"+primaryTable+"' " : "")
+ ((foreignTable!=null) ? "AND c.relname='"+foreignTable+"' " : "")
+ "AND i.indrelid=c.oid "
+ "AND i.indexrelid=ic.oid AND i.indisprimary "
+ "ORDER BY c.relname,c2.relname"
);
Vector tuples = new Vector();
short seq=0;
if(rs.next()) {
boolean hasMore;
do {
byte tuple[][]=new byte[14][0];
for (int k = 0;k < 14;k++)
tuple[k] = null;
String fKeyName=rs.getString(3);
boolean foundRule=false;
do {
String proname=rs.getString(9);
if(proname!=null && proname.startsWith("RI_FKey_")) {
int col=-1;
if(proname.endsWith("_upd")) col=9; // UPDATE_RULE
else if(proname.endsWith("_del")) col=10; // DELETE_RULE
if(col>-1) {
String rule=proname.substring(8, proname.length()-4);
int action=importedKeyNoAction;
if("cascade".equals(rule)) action=importedKeyCascade;
else if("setnull".equals(rule)) action=importedKeySetNull;
else if("setdefault".equals(rule)) action=importedKeySetDefault;
tuple[col]=Integer.toString(action).getBytes();
foundRule=true;
}
}
} while((hasMore=rs.next()) && fKeyName.equals(rs.getString(3)));
if(foundRule) {
tuple[2]=rs.getBytes(2); //PKTABLE_NAME
tuple[6]=rs.getBytes(1); //FKTABLE_NAME
// Parse the tgargs data
StringBuffer fkeyColumns=new StringBuffer();
StringBuffer pkeyColumns=new StringBuffer();
int numColumns=(rs.getInt(7) >> 1) - 2;
String s=rs.getString(8);
int pos=s.lastIndexOf("\\000");
for(int c=0;c<numColumns;c++) {
if(pos>-1) {
int pos2=s.lastIndexOf("\\000", pos-1);
if(pos2>-1) {
if(fkeyColumns.length()>0) fkeyColumns.insert(0, ',');
fkeyColumns.insert(0, s.substring(pos2+4, pos)); //FKCOLUMN_NAME
pos=s.lastIndexOf("\\000", pos2-1);
if(pos>-1) {
if(pkeyColumns.length()>0) pkeyColumns.insert(0, ',');
pkeyColumns.insert(0, s.substring(pos+4, pos2)); //PKCOLUMN_NAME
}
}
}
}
tuple[7]=fkeyColumns.toString().getBytes(); //FKCOLUMN_NAME
tuple[3]=pkeyColumns.toString().getBytes(); //PKCOLUMN_NAME
tuple[8]=Integer.toString(seq++).getBytes(); //KEY_SEQ
tuple[11]=fKeyName.getBytes(); //FK_NAME
tuple[12]=rs.getBytes(4); //PK_NAME
// DEFERRABILITY
int deferrability=importedKeyNotDeferrable;
boolean deferrable=rs.getBoolean(5);
boolean initiallyDeferred=rs.getBoolean(6);
if(deferrable) {
if(initiallyDeferred)
deferrability=importedKeyInitiallyDeferred;
else
deferrability=importedKeyInitiallyImmediate;
}
tuple[13]=Integer.toString(deferrability).getBytes();
tuples.addElement(tuple);
}
} while(hasMore);
}
return new ResultSet(connection, f, tuples, "OK", 1);
}
/**
* Get a description of the primary key columns that are
......@@ -2519,50 +2566,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
*/
public java.sql.ResultSet getImportedKeys(String catalog, String schema, String table) throws SQLException
{
Field f[]=new Field[14];
f[0]=new Field(connection, "PKTABLE_CAT", iVarcharOid, 32);
f[1]=new Field(connection, "PKTABLE_SCHEM", iVarcharOid, 32);
f[2]=new Field(connection, "PKTABLE_NAME", iVarcharOid, 32);
f[3]=new Field(connection, "PKCOLUMN_NAME", iVarcharOid, 32);
f[4]=new Field(connection, "FKTABLE_CAT", iVarcharOid, 32);
f[5]=new Field(connection, "FKTABLE_SCHEM", iVarcharOid, 32);
f[6]=new Field(connection, "FKTABLE_NAME", iVarcharOid, 32);
f[7]=new Field(connection, "FKCOLUMN_NAME", iVarcharOid, 32);
f[8]=new Field(connection, "KEY_SEQ", iInt2Oid, 2);
f[9]=new Field(connection, "UPDATE_RULE", iInt2Oid, 2);
f[10]=new Field(connection, "DELETE_RULE", iInt2Oid, 2);
f[11]=new Field(connection, "FK_NAME", iVarcharOid, 32);
f[12]=new Field(connection, "PK_NAME", iVarcharOid, 32);
f[13]=new Field(connection, "DEFERRABILITY", iInt2Oid, 2);
java.sql.ResultSet rs = connection.ExecSQL("SELECT a.tgargs,"
+ "substring(a.proname from 9 for (char_length(a.proname)-12)),"
+ "substring(b.proname from 9 for (char_length(b.proname)-12)),"
+ "a.tgdeferrable,"
+ "a.tginitdeferred "
+ "FROM "
+ "(SELECT t.tgargs, t.tgconstrname, p.proname, t.tgdeferrable,"
+ "t.tginitdeferred "
+ "FROM pg_class as c, pg_proc as p, pg_trigger as t "
+ "WHERE c.relfilenode=t.tgrelid AND t.tgfoid = p.oid "
+ "AND p.proname LIKE 'RI_FKey_%_upd') as a,"
+ "(SELECT t.tgconstrname, p.proname "
+ "FROM pg_class as c, pg_proc as p, pg_trigger as t "
+ "WHERE c.relfilenode=t.tgrelid AND t.tgfoid = p.oid "
+ "AND p.proname LIKE 'RI_FKey_%_del') as b,"
+ "(SELECT t.tgconstrname FROM pg_class as c, pg_trigger as t "
+ "WHERE c.relname like '"+table+"' AND c.relfilenode=t.tgrelid) as c "
+ "WHERE a.tgconstrname=b.tgconstrname AND a.tgconstrname=c.tgconstrname"
);
Vector tuples = new Vector();
while (rs.next())
{
tuples.add(parseConstraint(rs));
}
return new ResultSet(connection, f, tuples, "OK", 1);
return getImportedExportedKeys(catalog, schema, null, table);
}
/**
......@@ -2620,48 +2624,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
*/
public java.sql.ResultSet getExportedKeys(String catalog, String schema, String table) throws SQLException
{
Field f[] = new Field[14];
f[0] = new Field(connection, "PKTABLE_CAT", iVarcharOid, 32);
f[1] = new Field(connection, "PKTABLE_SCHEM", iVarcharOid, 32);
f[2] = new Field(connection, "PKTABLE_NAME", iVarcharOid, 32);
f[3] = new Field(connection, "PKCOLUMN_NAME", iVarcharOid, 32);
f[4] = new Field(connection, "FKTABLE_CAT", iVarcharOid, 32);
f[5] = new Field(connection, "FKTABLE_SCHEM", iVarcharOid, 32);
f[6] = new Field(connection, "FKTABLE_NAME", iVarcharOid, 32);
f[7] = new Field(connection, "FKCOLUMN_NAME", iVarcharOid, 32);
f[8] = new Field(connection, "KEY_SEQ", iInt2Oid, 2);
f[9] = new Field(connection, "UPDATE_RULE", iInt2Oid, 2);
f[10] = new Field(connection, "DELETE_RULE", iInt2Oid, 2);
f[11] = new Field(connection, "FK_NAME", iVarcharOid, 32);
f[12] = new Field(connection, "PK_NAME", iVarcharOid, 32);
f[13] = new Field(connection, "DEFERRABILITY", iInt2Oid, 2);
java.sql.ResultSet rs = connection.ExecSQL("SELECT a.tgargs,"
+ "substring(a.proname from 9 for (char_length(a.proname)-12)),"
+ "substring(b.proname from 9 for (char_length(b.proname)-12)),"
+ "a.tgdeferrable,"
+ "a.tginitdeferred "
+ "FROM "
+ "(SELECT t.tgargs, t.tgconstrname, p.proname,"
+ "t.tgdeferrable, t.tginitdeferred "
+ "FROM pg_class as c, pg_proc as p, pg_trigger as t "
+ "WHERE c.relname like '"+table+"' AND c.relfilenode=t.tgrelid "
+ "AND t.tgfoid = p.oid AND p.proname LIKE 'RI_FKey_%_upd') as a, "
+ "(SELECT t.tgconstrname, p.proname "
+ "FROM pg_class as c, pg_proc as p, pg_trigger as t "
+ "WHERE c.relname like '"+table+"' AND c.relfilenode=t.tgrelid "
+ "AND t.tgfoid = p.oid AND p.proname LIKE 'RI_FKey_%_del') as b "
+ "WHERE a.tgconstrname=b.tgconstrname"
);
Vector tuples = new Vector();
while (rs.next())
{
tuples.add(parseConstraint(rs));
}
return new ResultSet(connection, f, tuples, "OK", 1);
return getImportedExportedKeys(catalog, schema, table, null);
}
/**
......@@ -2722,7 +2685,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
*/
public java.sql.ResultSet getCrossReference(String primaryCatalog, String primarySchema, String primaryTable, String foreignCatalog, String foreignSchema, String foreignTable) throws SQLException
{
throw org.postgresql.Driver.notImplemented();
return getImportedExportedKeys(primaryCatalog, primarySchema, primaryTable, foreignTable);
}
/**
......
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