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Developer Documentation
See Release Notes
Long Term Support Release
- Bug fixes for general core bugs in 4.1.x will end 13 November 2023 (12 months).
- Bug fixes for security issues in 4.1.x will end 10 November 2025 (36 months).
- PHP version: minimum PHP 7.4.0 Note: minimum PHP version has increased since Moodle 4.0. PHP 8.0.x is supported too.
/lib/adodb/datadict/ -> datadict-postgres.inc.php (source)
Differences Between: [Versions 310 and 401] [Versions 311 and 401] [Versions 39 and 401] [Versions 400 and 401] [Versions 401 and 403]
Data Dictionary for PostgreSQL.
| Copyright: | 2000-2013 John Lim |
| Copyright: | 2014 Damien Regad, Mark Newnham and the ADOdb community |
| License: | BSD-3-Clause |
| License: | LGPL-2.1-or-later |
| File Size: | 584 lines (19 kb) |
| Included or required: | 0 times |
| Referenced: | 0 times |
| Includes or requires: | 0 files |
Defines 1 class
ADODB2_postgres:: (14 methods):
metaType()
actualType()
addColumnSQL()
dropIndexSQL()
alterColumnSQL()
dropColumnSQL()
_recreate_copy_table()
dropTableSQL()
_createSuffix()
_dropAutoIncrement()
renameTableSQL()
_indexSQL()
_getSize()
changeTableSQL()
Class: ADODB2_postgres - X-Ref
| metaType($t, $len=-1, $fieldobj=false) X-Ref |
| No description |
| actualType($meta) X-Ref |
| No description |
| addColumnSQL($tabname, $flds) X-Ref |
| Adding a new Column reimplementation of the default function as postgres does NOT allow to set the default in the same statement param: string $tabname table-name param: string $flds column-names and types for the changed columns return: array with SQL strings |
| dropIndexSQL($idxname, $tabname = NULL) X-Ref |
| No description |
| alterColumnSQL($tabname, $flds, $tableflds='', $tableoptions='') X-Ref |
| Change the definition of one column Postgres can't do that on its own, you need to supply the complete definition of the new table, to allow recreating the table and copying the content over to the new table. param: string $tabname table-name param: string $flds column-name and type for the changed column param: string $tableflds complete definition of the new table, e.g. for postgres, default '' param: array $tableoptions options for the new table {@see CreateTableSQL()}, default '' return: array with SQL strings |
| dropColumnSQL($tabname, $flds, $tableflds='', $tableoptions='') X-Ref |
| Drop one column Postgres < 7.3 can't do that on it's own, you need to supply the complete definition of the new table, to allow, recreating the table and copying the content over to the new table param: string $tabname table-name param: string $flds column-name and type for the changed column param: string $tableflds complete definition of the new table, eg. for postgres, default '' param: array $tableoptions options for the new table {@see CreateTableSQL}, default [] return: array with SQL strings |
| _recreate_copy_table($tabname, $dropflds, $tableflds, $tableoptions='') X-Ref |
| Save the content into a temp. table, drop and recreate the original table and copy the content back in We also take care to set the values of the sequenz and recreate the indexes. All this is done in a transaction, to not loose the content of the table, if something went wrong! param: string $tabname table-name param: string $dropflds column-names to drop param: string $tableflds complete definition of the new table, eg. for postgres param: array|string $tableoptions options for the new table see CreateTableSQL, default '' return: array with SQL strings |
| dropTableSQL($tabname) X-Ref |
| No description |
| _createSuffix($fname, &$ftype, $fnotnull, $fdefault, $fautoinc, $fconstraint, $funsigned) X-Ref |
| No description |
| _dropAutoIncrement($tabname) X-Ref |
| No description |
| renameTableSQL($tabname, $newname) X-Ref |
| No description |
| _indexSQL($idxname, $tabname, $flds, $idxoptions) X-Ref |
| No description |
| _getSize($ftype, $ty, $fsize, $fprec, $options=false) X-Ref |
| No description |
| changeTableSQL($tablename, $flds, $tableoptions = false, $dropOldFlds=false) X-Ref |
| No description |
