/**
* Method declaration
*
*
* @param withoutindex
*
* @return
*
* @throws Exception
*/
public Table moveDefinition(string withoutindex)
{
Table tn = new Table(dDatabase, true, getName(), isCached());
for (int i = 0; i < getColumnCount(); i++)
{
tn.addColumn(getColumn(i));
}
// todo: there should be nothing special with the primary key!
if (iVisibleColumns < iColumnCount)
{
tn.createPrimaryKey();
}
else
{
tn.createPrimaryKey(getPrimaryIndex().getColumns()[0]);
}
Index idx = null;
while (true)
{
idx = getNextIndex(idx);
if (idx == null)
{
break;
}
if (withoutindex != null && idx.getName().Equals(withoutindex))
{
continue;
}
if (idx == getPrimaryIndex())
{
continue;
}
tn.createIndex(idx);
}
for (int i = 0; i < iConstraintCount; i++)
{
Constraint c = (Constraint)vConstraint[i];
c.replaceTable(this, tn);
}
tn.vConstraint = vConstraint;
return(tn);
}
/**
* Method declaration
*
*
* @param name
* @param channel
*
* @return
*
* @throws Exception
*/
public Table getSystemTable(string name, Channel channel)
{
if (name.Equals("SYSTEM_PROCEDURES"))
{
Table t = createTable(name);
t.addColumn("PROCEDURE_" + META_CAT, Column.VARCHAR);
t.addColumn("PROCEDURE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("PROCEDURE_NAME", Column.VARCHAR);
t.addColumn("NUM_INPUT_PARAMS", Column.INTEGER);
t.addColumn("NUM_OUTPUT_PARAMS", Column.INTEGER);
t.addColumn("NUM_RESULT_SETS", Column.INTEGER);
t.addColumn("REMARKS", Column.VARCHAR);
t.addColumn("PROCEDURE_TYPE", Column.SMALLINT);
t.createPrimaryKey();
return(t);
}
else if (name.Equals("SYSTEM_PROCEDURECOLUMNS"))
{
Table t = createTable(name);
t.addColumn("PROCEDURE_" + META_CAT, Column.VARCHAR);
t.addColumn("PROCEDURE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("PROCEDURE_NAME", Column.VARCHAR);
t.addColumn("COLUMN_NAME", Column.VARCHAR);
t.addColumn("COLUMN_TYPE", Column.SMALLINT);
t.addColumn("DATA_TYPE", Column.SMALLINT);
t.addColumn("TYPE_NAME", Column.VARCHAR);
t.addColumn("PRECISION", Column.INTEGER);
t.addColumn("LENGTH", Column.INTEGER);
t.addColumn("SCALE", Column.SMALLINT);
t.addColumn("RADIX", Column.SMALLINT);
t.addColumn("NULLABLE", Column.SMALLINT);
t.addColumn("REMARKS", Column.VARCHAR);
t.createPrimaryKey();
return(t);
}
else if (name.Equals("SYSTEM_TABLES"))
{
Table t = createTable(name);
t.addColumn("TABLE_" + META_CAT, Column.VARCHAR);
t.addColumn("TABLE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("TABLE_NAME", Column.VARCHAR);
t.addColumn("TABLE_TYPE", Column.VARCHAR);
t.addColumn("REMARKS", Column.VARCHAR);
t.createPrimaryKey();
for (int i = 0; i < tTable.Count; i++)
{
Table table = (Table)tTable[i];
object[] o = t.getNewRow();
o[2] = table.getName();
o[3] = "TABLE";
t.insert(o, null);
}
return(t);
}
else if (name.Equals("SYSTEM_SCHEMAS"))
{
Table t = createTable(name);
t.addColumn("TABLE_" + META_SCHEM, Column.VARCHAR);
t.createPrimaryKey();
return(t);
}
else if (name.Equals("SYSTEM_CATALOGS"))
{
Table t = createTable(name);
t.addColumn("TABLE_" + META_CAT, Column.VARCHAR);
t.createPrimaryKey();
return(t);
}
else if (name.Equals("SYSTEM_TABLETYPES"))
{
Table t = createTable(name);
t.addColumn("TABLE_TYPE", Column.VARCHAR);
t.createPrimaryKey();
object[] o = t.getNewRow();
o[0] = "TABLE";
t.insert(o, null);
return(t);
}
else if (name.Equals("SYSTEM_COLUMNS"))
{
Table t = createTable(name);
t.addColumn("TABLE_" + META_CAT, Column.VARCHAR);
t.addColumn("TABLE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("TABLE_NAME", Column.VARCHAR);
t.addColumn("COLUMN_NAME", Column.VARCHAR);
t.addColumn("DATA_TYPE", Column.SMALLINT);
t.addColumn("TYPE_NAME", Column.VARCHAR);
t.addColumn(META_COLUMN_SIZE, Column.INTEGER);
t.addColumn(META_BUFFER_LENGTH, Column.INTEGER);
t.addColumn(META_DECIMAL_DIGITS, Column.INTEGER);
t.addColumn(META_NUM_PREC_RADIX, Column.INTEGER);
t.addColumn("NULLABLE", Column.INTEGER);
t.addColumn("REMARKS", Column.VARCHAR);
// Access and Intersolv do not return this fields
t.addColumn("COLUMN_DEF", Column.VARCHAR);
t.addColumn("SQL_DATA_TYPE", Column.VARCHAR);
t.addColumn("SQL_DATETIME_SUB", Column.INTEGER);
t.addColumn("CHAR_OCTET_LENGTH", Column.INTEGER);
t.addColumn("ORDINAL_POSITION", Column.VARCHAR);
t.addColumn("IS_NULLABLE", Column.VARCHAR);
t.createPrimaryKey();
for (int i = 0; i < tTable.Count; i++)
{
Table table = (Table)tTable[i];
int columns = table.getColumnCount();
for (int j = 0; j < columns; j++)
{
object[] o = t.getNewRow();
o[2] = table.getName();
o[3] = table.getColumnName(j);
o[4] = table.getColumnType(j);
o[5] = Column.getType(table.getColumnType(j));
int nullable;
if (table.getColumnIsNullable(j))
{
nullable = true.ToInt32();
}
else
{
nullable = false.ToInt32();
}
o[10] = nullable;
if (table.getIdentityColumn() == j)
{
o[11] = "IDENTITY";
}
t.insert(o, null);
}
}
return(t);
}
else if (name.Equals("SYSTEM_COLUMNPRIVILEGES"))
{
Table t = createTable(name);
t.addColumn("TABLE_" + META_CAT, Column.VARCHAR);
t.addColumn("TABLE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("TABLE_NAME", Column.VARCHAR);
t.addColumn("COLUMN_NAME", Column.VARCHAR);
t.addColumn("GRANTOR", Column.VARCHAR);
t.addColumn("GRANTEE", Column.VARCHAR);
t.addColumn("PRIVILEGE", Column.VARCHAR);
t.addColumn("IS_GRANTABLE", Column.VARCHAR);
t.createPrimaryKey();
/*
* // todo: get correct info
* for(int i=0;i<tTable.size();i++) {
* Table table=(Table)tTable.elementAt(i);
* int columns=table.getColumnCount();
* for(int j=0;j<columns;j++) {
* object o[]=t.getNewRow();
* o[2]=table.getName();
* o[3]=table.getColumnName(j);
* o[4]="sa";
* o[6]="FULL";
* o[7]="NO";
* t.insert(o,null);
* }
* }
*/
return(t);
}
else if (name.Equals("SYSTEM_TABLEPRIVILEGES"))
{
Table t = createTable(name);
t.addColumn("TABLE_" + META_CAT, Column.VARCHAR);
t.addColumn("TABLE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("TABLE_NAME", Column.VARCHAR);
t.addColumn("GRANTOR", Column.VARCHAR);
t.addColumn("GRANTEE", Column.VARCHAR);
t.addColumn("PRIVILEGE", Column.VARCHAR);
t.addColumn("IS_GRANTABLE", Column.VARCHAR);
t.createPrimaryKey();
for (int i = 0; i < tTable.Count; i++)
{
Table table = (Table)tTable[i];
object[] o = t.getNewRow();
o[2] = table.getName();
o[3] = "sa";
o[5] = "FULL";
t.insert(o, null);
}
return(t);
}
else if (name.Equals("SYSTEM_BESTROWIDENTIFIER"))
{
Table t = createTable(name);
t.addColumn("SCOPE", Column.SMALLINT);
t.addColumn("COLUMN_NAME", Column.VARCHAR);
t.addColumn("DATA_TYPE", Column.SMALLINT);
t.addColumn("TYPE_NAME", Column.VARCHAR);
t.addColumn(META_COLUMN_SIZE, Column.INTEGER);
t.addColumn(META_BUFFER_LENGTH, Column.INTEGER);
t.addColumn(META_DECIMAL_DIGITS, Column.SMALLINT);
t.addColumn("PSEUDO_COLUMN", Column.SMALLINT);
t.createPrimaryKey();
return(t);
}
else if (name.Equals("SYSTEM_VERSIONCOLUMNS"))
{
Table t = createTable(name);
t.addColumn("SCOPE", Column.INTEGER);
t.addColumn("COLUMN_NAME", Column.VARCHAR);
t.addColumn("DATA_TYPE", Column.SMALLINT);
t.addColumn("TYPE_NAME", Column.VARCHAR);
t.addColumn(META_COLUMN_SIZE, Column.SMALLINT);
t.addColumn(META_BUFFER_LENGTH, Column.INTEGER);
t.addColumn(META_DECIMAL_DIGITS, Column.SMALLINT);
t.addColumn("PSEUDO_COLUMN", Column.SMALLINT);
t.createPrimaryKey();
return(t);
}
else if (name.Equals("SYSTEM_PRIMARYKEYS"))
{
Table t = createTable(name);
t.addColumn("TABLE_" + META_CAT, Column.VARCHAR);
t.addColumn("TABLE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("TABLE_NAME", Column.VARCHAR);
t.addColumn("COLUMN_NAME", Column.VARCHAR);
t.addColumn("KEY_SEQ", Column.SMALLINT);
t.addColumn("PK_NAME", Column.VARCHAR);
t.createPrimaryKey();
for (int i = 0; i < tTable.Count; i++)
{
Table table = (Table)tTable[i];
Index index = table.getIndex("SYSTEM_PK");
int[] cols = index.getColumns();
int len = cols.Length;
for (int j = 0; j < len; j++)
{
object[] o = t.getNewRow();
o[2] = table.getName();
o[3] = table.getColumnName(cols[j]);
o[4] = j + 1;
o[5] = "SYSTEM_PK";
t.insert(o, null);
}
}
return(t);
}
else if (name.Equals("SYSTEM_IMPORTEDKEYS"))
{
Table t = createTable(name);
t.addColumn("PKTABLE_" + META_CAT, Column.VARCHAR);
t.addColumn("PKTABLE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("PKTABLE_NAME", Column.VARCHAR);
t.addColumn("PKCOLUMN_NAME", Column.VARCHAR);
t.addColumn("FKTABLE_" + META_CAT, Column.VARCHAR);
t.addColumn("FKTABLE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("FKTABLE_NAME", Column.VARCHAR);
t.addColumn("FKCOLUMN_NAME", Column.VARCHAR);
t.addColumn("KEY_SEQ", Column.SMALLINT);
t.addColumn("UPDATE_RULE", Column.SMALLINT);
t.addColumn("DELETE_RULE", Column.SMALLINT);
t.addColumn("FK_NAME", Column.VARCHAR);
t.addColumn("PK_NAME", Column.VARCHAR);
t.addColumn("DEFERRABILITY", Column.SMALLINT);
t.createPrimaryKey();
return(t);
}
else if (name.Equals("SYSTEM_EXPORTEDKEYS"))
{
Table t = createTable(name);
t.addColumn("PKTABLE_" + META_CAT, Column.VARCHAR);
t.addColumn("PKTABLE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("PKTABLE_NAME", Column.VARCHAR);
t.addColumn("PKCOLUMN_NAME", Column.VARCHAR);
t.addColumn("FKTABLE_" + META_CAT, Column.VARCHAR);
t.addColumn("FKTABLE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("FKTABLE_NAME", Column.VARCHAR);
t.addColumn("FKCOLUMN_NAME", Column.VARCHAR);
t.addColumn("KEY_SEQ", Column.SMALLINT);
t.addColumn("UPDATE_RULE", Column.SMALLINT);
t.addColumn("DELETE_RULE", Column.SMALLINT);
t.addColumn("FK_NAME", Column.VARCHAR);
t.addColumn("PK_NAME", Column.VARCHAR);
t.addColumn("DEFERRABILITY", Column.SMALLINT);
t.createPrimaryKey();
return(t);
}
else if (name.Equals("SYSTEM_CROSSREFERENCE"))
{
Table t = createTable(name);
t.addColumn("PKTABLE_" + META_CAT, Column.VARCHAR);
t.addColumn("PKTABLE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("PKTABLE_NAME", Column.VARCHAR);
t.addColumn("PKCOLUMN_NAME", Column.VARCHAR);
t.addColumn("FKTABLE_" + META_CAT, Column.VARCHAR);
t.addColumn("FKTABLE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("FKTABLE_NAME", Column.VARCHAR);
t.addColumn("FKCOLUMN_NAME", Column.VARCHAR);
t.addColumn("KEY_SEQ", Column.INTEGER);
t.addColumn("UPDATE_RULE", Column.SMALLINT);
t.addColumn("DELETE_RULE", Column.SMALLINT);
t.addColumn("FK_NAME", Column.VARCHAR);
t.addColumn("PK_NAME", Column.VARCHAR);
t.addColumn("DEFERRABILITY", Column.SMALLINT);
t.createPrimaryKey();
return(t);
}
else if (name.Equals("SYSTEM_TYPEINFO"))
{
Table t = createTable(name);
t.addColumn("TYPE_NAME", Column.VARCHAR);
t.addColumn("DATA_TYPE", Column.SMALLINT);
t.addColumn("PRECISION", Column.INTEGER);
t.addColumn("LITERAL_PREFIX", Column.VARCHAR);
t.addColumn("LITERAL_SUFFIX", Column.VARCHAR);
t.addColumn("CREATE_PARAMS", Column.VARCHAR);
t.addColumn("NULLABLE", Column.SMALLINT);
t.addColumn("CASE_SENSITIVE", Column.VARCHAR);
t.addColumn("SEARCHABLE", Column.SMALLINT);
t.addColumn("UNSIGNED_ATTRIBUTE", Column.BIT);
t.addColumn(META_FIXED_PREC_SCALE, Column.BIT);
t.addColumn("AUTO_INCREMENT", Column.BIT);
t.addColumn("LOCAL_TYPE_NAME", Column.VARCHAR);
t.addColumn("MINIMUM_SCALE", Column.SMALLINT);
t.addColumn("MAXIMUM_SCALE", Column.SMALLINT);
// this columns are not supported by Access and Intersolv
t.addColumn("SQL_DATE_TYPE", Column.INTEGER);
t.addColumn("SQL_DATETIME_SUB", Column.INTEGER);
t.addColumn("NUM_PREC_RADIX", Column.INTEGER);
t.createPrimaryKey();
for (int i = 0; i < Column.TYPES.Length; i++)
{
object[] o = t.getNewRow();
int type = Column.TYPES[i];
o[0] = Column.getType(type);
o[1] = type;
o[2] = 0; // precision
o[6] = true; // need Column to track nullable for this
o[7] = true; // case sensitive
o[8] = true;;
o[9] = false; // unsigned
o[10] = (type == Column.NUMERIC || type == Column.DECIMAL);
o[11] = (type == Column.INTEGER);
o[12] = o[0];
o[13] = 0;
o[14] = 0; // maximum scale
o[15] = 0;
o[16] = o[15];
o[17] = 10;
t.insert(o, null);
}
return(t);
}
else if (name.Equals("SYSTEM_INDEXINFO"))
{
Table t = createTable(name);
t.addColumn("TABLE_" + META_CAT, Column.VARCHAR);
t.addColumn("TABLE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("TABLE_NAME", Column.VARCHAR);
t.addColumn("NON_UNIQUE", Column.BIT);
t.addColumn("INDEX_QUALIFIER", Column.VARCHAR);
t.addColumn("INDEX_NAME", Column.VARCHAR);
t.addColumn("TYPE", Column.SMALLINT);
t.addColumn(META_ORDINAL_POSITON, Column.SMALLINT);
t.addColumn("COLUMN_NAME", Column.VARCHAR);
t.addColumn(META_ASC_OR_DESC, Column.VARCHAR);
t.addColumn("CARDINALITY", Column.INTEGER);
t.addColumn("PAGES", Column.INTEGER);
t.addColumn("FILTER_CONDITION", Column.VARCHAR);
t.createPrimaryKey();
for (int i = 0; i < tTable.Count; i++)
{
Table table = (Table)tTable[i];
Index index = null;
while (true)
{
index = table.getNextIndex(index);
if (index == null)
{
break;
}
int[] cols = index.getColumns();
int len = cols.Length;
// this removes the column that makes every index unique
if (!index.isUnique())
{
len--;
}
for (int j = 0; j < len; j++)
{
object[] o = t.getNewRow();
o[2] = table.getName();
o[3] = !index.isUnique();
o[5] = index.getName();
o[6] = 1;
o[7] = (j + 1);
o[8] = table.getColumnName(cols[j]);
o[9] = "A";
t.insert(o, null);
}
}
}
return(t);
}
else if (name.Equals("SYSTEM_UDTS"))
{
Table t = createTable(name);
t.addColumn("TYPE_" + META_CAT, Column.VARCHAR);
t.addColumn("TYPE_" + META_SCHEM, Column.VARCHAR);
t.addColumn("TYPE_NAME", Column.VARCHAR);
t.addColumn("CLASS_NAME", Column.BIT);
t.addColumn("DATA_TYPE", Column.VARCHAR);
t.addColumn("REMARKS", Column.VARCHAR);
t.createPrimaryKey();
return(t);
}
else if (name.Equals("SYSTEM_CONNECTIONINFO"))
{
Table t = createTable(name);
t.addColumn("KEY", Column.VARCHAR);
t.addColumn("VALUE", Column.VARCHAR);
t.createPrimaryKey();
object[] o = t.getNewRow();
o[0] = "USER";
o[1] = channel.getUsername();
t.insert(o, null);
o = t.getNewRow();
o[0] = "READONLY";
o[1] = channel.isReadOnly() ? "TRUE" : "FALSE";
t.insert(o, null);
o = t.getNewRow();
o[0] = "MAXROWS";
o[1] = "" + channel.getMaxRows();
t.insert(o, null);
o = t.getNewRow();
o[0] = "DATABASE";
o[1] = "" + channel.getDatabase().getName();
t.insert(o, null);
o = t.getNewRow();
o[0] = "IDENTITY";
o[1] = "" + channel.getLastIdentity();
t.insert(o, null);
return(t);
}
else if (name.Equals("SYSTEM_USERS"))
{
Table t = createTable(name);
t.addColumn("USER", Column.VARCHAR);
t.addColumn("ADMIN", Column.BIT);
t.createPrimaryKey();
ArrayList v = aAccess.getUsers();
for (int i = 0; i < v.Count; i++)
{
User u = (User)v[i];
// todo: this is not a nice implementation
if (u == null)
{
continue;
}
string user = u.getName();
if (!user.Equals("PUBLIC"))
{
object[] o = t.getNewRow();
o[0] = user;
o[1] = u.isAdmin();
t.insert(o, null);
}
}
return(t);
}
return(null);
}
/**
* Method declaration
*
*
* @param withoutindex
*
* @return
*
* @throws Exception
*/
public Table moveDefinition(string withoutindex)
{
Table tn = new Table(dDatabase, true, getName(), isCached());
for (int i = 0; i < getColumnCount(); i++)
{
tn.addColumn(getColumn(i));
}
// todo: there should be nothing special with the primary key!
if (iVisibleColumns < iColumnCount)
{
tn.createPrimaryKey();
}
else
{
tn.createPrimaryKey(getPrimaryIndex().getColumns()[0]);
}
Index idx = null;
while (true)
{
idx = getNextIndex(idx);
if (idx == null)
{
break;
}
if (withoutindex != null && idx.getName().Equals(withoutindex))
{
continue;
}
if (idx == getPrimaryIndex())
{
continue;
}
tn.createIndex(idx);
}
for (int i = 0; i < iConstraintCount; i++)
{
Constraint c = (Constraint) vConstraint[i];
c.replaceTable(this, tn);
}
tn.vConstraint = vConstraint;
return tn;
}
/**
* Method declaration
*
* ALTER TABLE tableName ADD COLUMN columnName columnType;
* ALTER TABLE tableName DELETE COLUMN columnName;
*
* <B>Note: </B>The only change I've made to Sergio's original code was
* changing the insert's to call insertNoCheck to bypass the trigger
* mechanism that is a part of hsqldb 1.60 and beyond. - Mark Tutt
*
* @return
*
* @throws Exception
*/
public Result processAlter()
{
tTokenizer.getThis("TABLE");
string token = tTokenizer.getstring();
cChannel.checkReadWrite();
// cChannel.check(token,Access.ALTER); --> Accessul nu-l inca controleaza...
string tName = token;
string swap = tName + "SWAP";
// nimicirea swapului...
dDatabase.execute("DROP TABLE " + swap, cChannel);
Table initialTable = dDatabase.getTable(token, cChannel);
int count = 0;
token = tTokenizer.getstring();
if (token.Equals("ADD"))
{
token = tTokenizer.getstring();
if (token.Equals("COLUMN"))
{
Table swapTable = new Table(dDatabase, true, swap,
initialTable.isCached());
// copiem coloanele (fara date) din tabelul initial in swap
for (int i = 0; i < initialTable.getColumnCount(); i++)
{
Column aColumn = initialTable.getColumn(i);
swapTable.addColumn(aColumn);
}
// end Of copiem coloanele...
// aflam daca are PrimaryKey & o cream...
string cName = tTokenizer.getstring();
string cType = tTokenizer.getstring();
int iType = Column.getTypeNr(cType);
string sToken = cType;
// int primarykeycolumn = -1;
bool identity = false;
int column = initialTable.getColumnCount() + 1;
// !--
// stolen from CREATE TABLE...
string sColumn = cName;
if (iType == Column.VARCHAR && dDatabase.isIgnoreCase())
{
iType = Column.VARCHAR_IGNORECASE;
}
sToken = tTokenizer.getstring();
if (iType == Column.DOUBLE && sToken.Equals("PRECISION"))
{
sToken = tTokenizer.getstring();
}
if (sToken.Equals("("))
{
// overread length
do
{
sToken = tTokenizer.getstring();
} while (!sToken.Equals(")"));
sToken = tTokenizer.getstring();
}
// !--
bool nullable = true;
if (sToken.Equals("NULL"))
{
sToken = tTokenizer.getstring();
}
else if (sToken.Equals("NOT"))
{
tTokenizer.getThis("NULL");
nullable = false;
sToken = tTokenizer.getstring();
}
/*
* if(sToken.Equals("IDENTITY")) {
* identity=true;
* Trace.check(primarykeycolumn==-1,Trace.SECOND_PRIMARY_KEY,sColumn);
* sToken=tTokenizer.getstring();
* primarykeycolumn=column;
* }
*
* if(sToken.Equals("PRIMARY")) {
* tTokenizer.getThis("KEY");
* Trace.check(identity || primarykeycolumn==-1,
* Trace.SECOND_PRIMARY_KEY,sColumn);
* primarykeycolumn=column;
* //sToken=tTokenizer.getstring();
* }
* //end of STOLEN...
*/
swapTable.addColumn(cName, iType, nullable,
identity); // under construction...
if (initialTable.getColumnCount()
< initialTable.getInternalColumnCount())
{
swapTable.createPrimaryKey();
}
else
{
swapTable.createPrimaryKey(initialTable.getPrimaryIndex().getColumns()[0]);
}
// endof PrimaryKey...
// sa ne farimam cu indicii... ;-((
Index idx = null;
while (true)
{
idx = initialTable.getNextIndex(idx);
if (idx == null)
{
break;
}
if (idx == initialTable.getPrimaryIndex())
{
continue;
}
swapTable.createIndex(idx);
}
// end of Index...
cChannel.commit();
dDatabase.linkTable(swapTable);
Tokenizer tmpTokenizer = new Tokenizer("SELECT * FROM "
+ tName);
Parser pp = new Parser(dDatabase, tmpTokenizer, cChannel);
string ff = tmpTokenizer.getstring();
if (!initialTable.isEmpty())
{
Record n = ((Result) pp.processSelect()).rRoot;
do
{
object[] row = swapTable.getNewRow();
object[] row1 = n.data;
for (int i = 0; i < initialTable.getColumnCount();
i++)
{
row[i] = row1[i];
}
swapTable.insertNoCheck(row, cChannel);
n = n.next;
} while (n != null);
}
dDatabase.execute("DROP TABLE " + tName, cChannel);
// cream tabelul vechi cu proprietatile celui nou...
initialTable = new Table(dDatabase, true, tName,
swapTable.isCached());
for (int i = 0; i < swapTable.getColumnCount(); i++)
{
Column aColumn = swapTable.getColumn(i);
initialTable.addColumn(aColumn);
}
if (swapTable.getColumnCount()
< swapTable.getInternalColumnCount())
{
initialTable.createPrimaryKey();
}
else
{
initialTable.createPrimaryKey(swapTable.getPrimaryIndex().getColumns()[0]);
}
// endof PrimaryKey...
// sa ne farimam cu indicii... ;-((
idx = null;
while (true)
{
idx = swapTable.getNextIndex(idx);
if (idx == null)
{
break;
}
if (idx == swapTable.getPrimaryIndex())
{
continue;
}
initialTable.createIndex(idx);
}
// end of Index...
cChannel.commit();
dDatabase.linkTable(initialTable);
// end of cream...
// copiem datele din swap in tabel...
tmpTokenizer = new Tokenizer("SELECT * FROM " + swap);
pp = new Parser(dDatabase, tmpTokenizer, cChannel);
ff = tmpTokenizer.getstring();
if (!swapTable.isEmpty())
{
Record n = ((Result) pp.processSelect()).rRoot;
do
{
object[] row = initialTable.getNewRow();
object[] row1 = n.data;
for (int i = 0; i < swapTable.getColumnCount(); i++)
{
row[i] = row1[i];
}
initialTable.insertNoCheck(row, cChannel);
n = n.next;
} while (n != null);
// end of copiem...
}
dDatabase.execute("DROP TABLE " + swap, cChannel);
count = 4;
}
else
{
throw Trace.error(Trace.UNEXPECTED_TOKEN, token);
}
}
else if (token.Equals("DELETE"))
{
token = tTokenizer.getstring();
if (token.Equals("COLUMN"))
{
Table swapTable = new Table(dDatabase, true, swap,
initialTable.isCached());
string cName = tTokenizer.getstring();
int undesired = initialTable.getColumnNr(cName);
for (int i = 0; i < initialTable.getColumnCount(); i++)
{
Column aColumn = initialTable.getColumn(i);
if (i != undesired)
{
swapTable.addColumn(aColumn);
}
}
int pKey = -1;
// !--
if (initialTable.getColumnCount()
< initialTable.getInternalColumnCount())
{
swapTable.createPrimaryKey();
}
else
{
int[] cols = initialTable.getPrimaryIndex().getColumns();
pKey = cols[0];
if ((cols[0] > undesired)
|| (cols[0] + cols.Length < undesired))
{
if (undesired
< initialTable.getPrimaryIndex().getColumns()[0])
{
// reindexarea...
for (int i = 0; i < cols.Length; i++)
{
cols[i]--;
}
// endOf reindexarea...
}
// MT: This initially wouldn't compile, missing the array index on cols[]
swapTable.createPrimaryKey(cols[0]);
}
else
{
swapTable.createPrimaryKey();
}
}
// endof PrimaryKey...
// sa ne farimam cu indicii... ;-((
Index idx = null;
while (true)
{
idx = initialTable.getNextIndex(idx);
if (idx == null)
{
break;
}
if (idx == initialTable.getPrimaryIndex())
{
continue;
}
bool flag = true;
int[] cols = idx.getColumns();
for (int i = 0; i < cols.Length; i++)
{
if (cols[i] == undesired)
{
flag = false;
}
}
if (flag)
{
Index tIdx;
for (int i = 0; i < cols.Length; i++)
{
if (cols[i] > undesired)
{
cols[i]--;
}
}
tIdx = new Index(idx.getName(), idx.getColumns(),
idx.getType(), idx.isUnique());
swapTable.createIndex(tIdx);
}
}
// !--
cChannel.commit();
dDatabase.linkTable(swapTable);
Tokenizer tmpTokenizer = new Tokenizer("SELECT * FROM "
+ tName);
Parser pp = new Parser(dDatabase, tmpTokenizer, cChannel);
string ff = tmpTokenizer.getstring();
if (!initialTable.isEmpty())
{
Record n = ((Result) pp.processSelect()).rRoot;
do
{
object[] row = swapTable.getNewRow();
object[] row1 = n.data;
int j = 0;
for (int i = 0; i < initialTable.getColumnCount();
i++)
{
if (i != undesired)
{
row[j] = row1[i];
j++;
}
}
swapTable.insertNoCheck(row, cChannel);
n = n.next;
} while (n != null);
}
dDatabase.execute("DROP TABLE " + tName, cChannel);
// cream tabelul vechi cu proprietatile celui nou...
initialTable = new Table(dDatabase, true, tName,
swapTable.isCached());
for (int i = 0; i < swapTable.getColumnCount(); i++)
{
Column aColumn = swapTable.getColumn(i);
initialTable.addColumn(aColumn);
}
// !--
if (swapTable.getColumnCount()
< swapTable.getInternalColumnCount())
{
initialTable.createPrimaryKey();
}
else
{
initialTable.createPrimaryKey(swapTable.getPrimaryIndex().getColumns()[0]);
}
// endof PrimaryKey...
// sa ne farimam cu indicii... ;-((
idx = null;
while (true)
{
idx = swapTable.getNextIndex(idx);
if (idx == null)
{
break;
}
if (idx == swapTable.getPrimaryIndex())
{
continue;
}
initialTable.createIndex(idx);
}
// end of Index...
// !--
cChannel.commit();
dDatabase.linkTable(initialTable);
// end of cream...
// copiem datele din swap in tabel...
tmpTokenizer = new Tokenizer("SELECT * FROM " + swap);
pp = new Parser(dDatabase, tmpTokenizer, cChannel);
ff = tmpTokenizer.getstring();
if (!swapTable.isEmpty())
{
Record n = ((Result) pp.processSelect()).rRoot;
do
{
object[] row = initialTable.getNewRow();
object[] row1 = n.data;
for (int i = 0; i < swapTable.getColumnCount(); i++)
{
row[i] = row1[i];
}
initialTable.insertNoCheck(row, cChannel);
n = n.next;
} while (n != null);
// end of copiem...
}
dDatabase.execute("DROP TABLE " + swap, cChannel);
count = 3;
}
else
{
throw Trace.error(Trace.UNEXPECTED_TOKEN, token);
}
count = 3;
}
Result r = new Result();
r.iUpdateCount = count; // --> nu tre inca...??
return r;
}
/**
* Method declaration
*
*
* @return
*
* @throws Exception
*/
public Result processSelect()
{
Select select = parseSelect();
if (select.sIntoTable == null)
{
// [email protected] begin changes from 1.50
// return select.getResult(cChannel.getMaxRows());
return select.getResult( select.limitStart, select.limitCount );
// [email protected] end changes from 1.50
}
else
{
Result r = select.getResult(0);
Table t = new Table(dDatabase, true, select.sIntoTable, false);
t.addColumns(r);
t.createPrimaryKey();
// SELECT .. INTO can't fail because of violation of primary key
t.insert(r, cChannel);
dDatabase.linkTable(t);
int i = r.getSize();
r = new Result();
r.iUpdateCount = i;
return r;
}
}
/**
* Method declaration
*
*
* @param outerjoin
*
* @return
*
* @throws Exception
*/
private TableFilter parseTableFilter(bool outerjoin)
{
string token = tTokenizer.getstring();
Table t = null;
if (token.Equals("("))
{
tTokenizer.getThis("SELECT");
Select s = parseSelect();
Result r = s.getResult(0);
// it's not a problem that this table has not a unique name
t = new Table(dDatabase, false, "SYSTEM_SUBQUERY", false);
tTokenizer.getThis(")");
t.addColumns(r);
t.createPrimaryKey();
// subquery creation can't fail because of violation of primary key
t.insert(r, cChannel);
}
else
{
cChannel.check(token, Access.SELECT);
t = dDatabase.getTable(token, cChannel);
}
string sAlias = null;
token = tTokenizer.getstring();
if (token.Equals("AS"))
{
sAlias = tTokenizer.getName();
}
else if (tTokenizer.wasName())
{
sAlias = token;
}
else
{
tTokenizer.back();
}
return new TableFilter(t, sAlias, outerjoin);
}
