Re: getColumns()
От | Auri Mason |
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Тема | Re: getColumns() |
Дата | |
Msg-id | Pine.LNX.4.44.0204040907200.6208-100000@mendeleev.syntrex.com обсуждение исходный текст |
Ответ на | Re: getColumns() (Dave Cramer <dave@fastcrypt.com>) |
Ответы |
Re: getColumns()
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Список | pgsql-jdbc |
Hi Dave, As far as you known it works? Sounds good! BTW, I'm using Postgresql 7.1.3 and the 'incriminated' code is: ####### Code example ######## ... private DatabaseMetaData dma; private Connection dbCon; ... /** the schema is set to "%" */ public void setSchema(String schema) { this.schema = schema; } /** * This function is used to get the current used schema name to perform table and fields checks in the right schema. private String getSchema() { return schema; } private String getCatalog() throws SQLException { String catalog = dbCon.getCatalog(); if (catalog != null && catalog.length() == 0) { catalog = null; } return catalog; } ... public int getFieldSize(String tableName, String fieldName, String schema) throws BDEException { int ret = -1; try { //->>>>>>>>>>>>the following returns no rows! ResultSet rs = dma.getColumns(getCatalog(), getSchema(), tableName.toUpperCase(), fieldName.toUpperCase()); rs.next(); //So this throws an exception... ret = rs.getInt("COLUMN_SIZE"); } catch (Exception e) { trace.fail(e); } //...and this returns null return ret; } ############# EO Code sample ############ TIA, Auri On 3 Apr 2002, Dave Cramer wrote: > Auri, > > AFAIK this works, can you give me specifics? > > ie db version, columns, code sample, etc. > > Dave
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