Skip to content

P
Postgres FD Implementation
Commit be4e5059 authored by Dave Cramer's avatar Dave Cramer
Browse files
Options

Jason Davies patch to getImported/getExported keys

parent e5fadc78
Show whitespace changes
Inline Side-by-side
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; ...@@ -13,7 +13,7 @@ import org.postgresql.util.PSQLException;
/** /**
* This class provides information about the database as a whole. * 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 * <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 * can use the normal ResultSet methods such as getString and getInt to
...@@ -2272,72 +2272,117 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData ...@@ -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
{ {
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]; byte tuple[][]=new byte[14][0];
for (int k = 0;k < 14;k++) for (int k = 0;k < 14;k++)
tuple[k] = null; tuple[k] = null;
String s=keyRelation.getString(1);
int pos=s.indexOf("\\000"); String fKeyName=rs.getString(3);
if(pos>-1) boolean foundRule=false;
{ do {
tuple[11]=s.substring(0,pos).getBytes();; // FK_NAME String proname=rs.getString(9);
int pos2=s.indexOf("\\000", pos+1); if(proname!=null && proname.startsWith("RI_FKey_")) {
if(pos2>-1) int col=-1;
{ if(proname.endsWith("_upd")) col=9; // UPDATE_RULE
tuple[2]=s.substring(pos+4, pos2).getBytes();; // PKTABLE_NAME else if(proname.endsWith("_del")) col=10; // DELETE_RULE
pos=s.indexOf("\\000", pos2+1); if(col>-1) {
if(pos>-1) String rule=proname.substring(8, proname.length()-4);
{ int action=importedKeyNoAction;
tuple[6]=s.substring(pos2+4, pos).getBytes();; // FKTABLE_NAME if("cascade".equals(rule)) action=importedKeyCascade;
pos=s.indexOf("\\000", pos+1); // Ignore MATCH type else if("setnull".equals(rule)) action=importedKeySetNull;
if(pos>-1) else if("setdefault".equals(rule)) action=importedKeySetDefault;
{ tuple[col]=Integer.toString(action).getBytes();
pos2=s.indexOf("\\000",pos+1); foundRule=true;
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
} }
} }
} 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
// UPDATE_RULE tuple[8]=Integer.toString(seq++).getBytes(); //KEY_SEQ
String rule=keyRelation.getString(2); tuple[11]=fKeyName.getBytes(); //FK_NAME
int action=importedKeyNoAction; tuple[12]=rs.getBytes(4); //PK_NAME
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 // DEFERRABILITY
int deferrability=importedKeyNotDeferrable; int deferrability=importedKeyNotDeferrable;
boolean deferrable=keyRelation.getBoolean(4); boolean deferrable=rs.getBoolean(5);
if(deferrable) boolean initiallyDeferred=rs.getBoolean(6);
{ if(deferrable) {
if(keyRelation.getBoolean(5)) if(initiallyDeferred)
deferrability=importedKeyInitiallyDeferred; deferrability=importedKeyInitiallyDeferred;
else else
deferrability=importedKeyInitiallyImmediate; deferrability=importedKeyInitiallyImmediate;
} }
tuple[13]=Integer.toString(deferrability).getBytes(); tuple[13]=Integer.toString(deferrability).getBytes();
for (int i=0; i< 14; i++){
tuples.addElement(tuple[i]); tuples.addElement(tuple);
}
} while(hasMore);
} }
return new ResultSet(connection, f, tuples, "OK", 1);
} }
/** /**
...@@ -2393,51 +2438,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData ...@@ -2393,51 +2438,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
*/ */
public java.sql.ResultSet getImportedKeys(String catalog, String schema, String table) throws SQLException public java.sql.ResultSet getImportedKeys(String catalog, String schema, String table) throws SQLException
{ {
Field f[]=new Field[14]; return getImportedExportedKeys(catalog, schema, null, table);
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);
} }
/** /**
...@@ -2495,47 +2496,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData ...@@ -2495,47 +2496,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
*/ */
public java.sql.ResultSet getExportedKeys(String catalog, String schema, String table) throws SQLException public java.sql.ResultSet getExportedKeys(String catalog, String schema, String table) throws SQLException
{ {
Field f[] = new Field[14]; return getImportedExportedKeys(catalog, schema, table, null);
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);
} }
/** /**
...@@ -2596,7 +2557,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData ...@@ -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 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; ...@@ -15,7 +15,7 @@ import org.postgresql.util.PSQLException;
/** /**
* This class provides information about the database as a whole. * 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 * <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 * can use the normal ResultSet methods such as getString and getInt to
...@@ -2400,70 +2400,117 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData ...@@ -2400,70 +2400,117 @@ 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
{ {
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]; byte tuple[][]=new byte[14][0];
for (int k = 0;k < 14;k++) for (int k = 0;k < 14;k++)
tuple[k] = null; tuple[k] = null;
String s=keyRelation.getString(1);
int pos=s.indexOf("\\000"); String fKeyName=rs.getString(3);
if(pos>-1) boolean foundRule=false;
{ do {
tuple[11]=s.substring(0,pos).getBytes();; // FK_NAME String proname=rs.getString(9);
int pos2=s.indexOf("\\000", pos+1); if(proname!=null && proname.startsWith("RI_FKey_")) {
if(pos2>-1) int col=-1;
{ if(proname.endsWith("_upd")) col=9; // UPDATE_RULE
tuple[2]=s.substring(pos+4, pos2).getBytes();; // PKTABLE_NAME else if(proname.endsWith("_del")) col=10; // DELETE_RULE
pos=s.indexOf("\\000", pos2+1); if(col>-1) {
if(pos>-1) String rule=proname.substring(8, proname.length()-4);
{ int action=importedKeyNoAction;
tuple[6]=s.substring(pos2+4, pos).getBytes();; // FKTABLE_NAME if("cascade".equals(rule)) action=importedKeyCascade;
pos=s.indexOf("\\000", pos+1); // Ignore MATCH type else if("setnull".equals(rule)) action=importedKeySetNull;
if(pos>-1) else if("setdefault".equals(rule)) action=importedKeySetDefault;
{ tuple[col]=Integer.toString(action).getBytes();
pos2=s.indexOf("\\000",pos+1); foundRule=true;
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
} }
} }
} 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
// UPDATE_RULE tuple[8]=Integer.toString(seq++).getBytes(); //KEY_SEQ
String rule=keyRelation.getString(2); tuple[11]=fKeyName.getBytes(); //FK_NAME
int action=importedKeyNoAction; tuple[12]=rs.getBytes(4); //PK_NAME
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 // DEFERRABILITY
int deferrability=importedKeyNotDeferrable; int deferrability=importedKeyNotDeferrable;
boolean deferrable=keyRelation.getBoolean(4); boolean deferrable=rs.getBoolean(5);
if(deferrable) boolean initiallyDeferred=rs.getBoolean(6);
{ if(deferrable) {
if(keyRelation.getBoolean(5)) if(initiallyDeferred)
deferrability=importedKeyInitiallyDeferred; deferrability=importedKeyInitiallyDeferred;
else else
deferrability=importedKeyInitiallyImmediate; deferrability=importedKeyInitiallyImmediate;
} }
tuple[13]=Integer.toString(deferrability).getBytes(); tuple[13]=Integer.toString(deferrability).getBytes();
return tuple; tuples.addElement(tuple);
}
} while(hasMore);
}
return new ResultSet(connection, f, tuples, "OK", 1);
} }
/** /**
...@@ -2519,50 +2566,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData ...@@ -2519,50 +2566,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
*/ */
public java.sql.ResultSet getImportedKeys(String catalog, String schema, String table) throws SQLException public java.sql.ResultSet getImportedKeys(String catalog, String schema, String table) throws SQLException
{ {
Field f[]=new Field[14]; return getImportedExportedKeys(catalog, schema, null, table);
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);
} }
/** /**
...@@ -2620,48 +2624,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData ...@@ -2620,48 +2624,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData
*/ */
public java.sql.ResultSet getExportedKeys(String catalog, String schema, String table) throws SQLException public java.sql.ResultSet getExportedKeys(String catalog, String schema, String table) throws SQLException
{ {
Field f[] = new Field[14]; return getImportedExportedKeys(catalog, schema, table, null);
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);
} }
/** /**
...@@ -2722,7 +2685,7 @@ public class DatabaseMetaData implements java.sql.DatabaseMetaData ...@@ -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 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);
} }
/** /**
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment