tasks/ext/pdo/PgsqlPDOQuerySplitter.php
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- Package
- phing.tasks.ext.pdo
- Version
- SVN: $Id: 0e3570c0e594f4396d833d77e841294855b297d9 $
\PgsqlPDOQuerySplitter
Splits PostgreSQL's dialect of SQL into separate queries
Unlike DefaultPDOQuerySplitter this uses a lexer instead of regular expressions. This allows handling complex constructs like C-style comments (including nested ones) and dollar-quoted strings.
- Parent(s)
- \PDOQuerySplitter
- Author
- Alexey Borzov
- Link
- http://www.phing.info/trac/ticket/499
- Link
- http://www.postgresql.org/docs/current/interactive/sql-syntax-lexical.html#SQL-SYNTAX-DOLLAR-QUOTING
- Version
- $Id: 0e3570c0e594f4396d833d77e841294855b297d9 $
Constants
Properties


bool
$escape= 'false'
Whether a backslash was just encountered in quoted string
false
Details- Type
- bool


\BufferedReader
$sqlReader= ''
- Type
- \BufferedReader
- Inherited_from
- \PDOQuerySplitter::$$sqlReader
Methods


__construct(
\PDOSQLExecTask $parent, \Reader $reader
)
:
void
Constructor, sets the parent task and reader with SQL source
Inherited from: \PDOQuerySplitter::__construct()Name | Type | Description |
---|---|---|
$parent | \PDOSQLExecTask | |
$reader | \Reader |


checkDollarQuote(
)
:
string | bool
Checks whether symbols after $ are a valid dollar-quoting tag
Type | Description |
---|---|
string | bool | Dollar-quoting "tag" if it is present, false otherwise |


getc(
)
:
string | bool
Gets next symbol from the input, false if at end
Type | Description |
---|---|
string | bool |


nextQuery(
)
:
string | null
Returns next query from SQL source, null if no more queries left
Type | Description |
---|---|
string | null |