updated core to 7.80
This commit is contained in:
@@ -5,6 +5,11 @@
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* Database interface code for MySQL database servers.
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*/
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/**
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* The default character for quoting identifiers in MySQL.
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*/
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define('MYSQL_IDENTIFIER_QUOTE_CHARACTER_DEFAULT', '`');
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/**
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* @addtogroup database
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* @{
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@@ -19,6 +24,277 @@ class DatabaseConnection_mysql extends DatabaseConnection {
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*/
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protected $needsCleanup = FALSE;
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/**
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* The list of MySQL reserved key words.
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*
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* @link https://dev.mysql.com/doc/refman/8.0/en/keywords.html
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*/
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private $reservedKeyWords = array(
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'accessible',
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'add',
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'admin',
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'all',
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'alter',
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'analyze',
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'and',
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'as',
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'asc',
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'asensitive',
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'before',
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'between',
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'bigint',
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'binary',
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'blob',
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'both',
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'by',
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'call',
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'cascade',
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'case',
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'change',
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'char',
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'character',
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'check',
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'collate',
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'column',
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'condition',
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'constraint',
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'continue',
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'convert',
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'create',
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'cross',
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'cube',
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'cume_dist',
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'current_date',
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'current_time',
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'current_timestamp',
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'current_user',
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'cursor',
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'database',
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'databases',
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'day_hour',
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'day_microsecond',
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'day_minute',
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'day_second',
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'dec',
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'decimal',
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'declare',
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'default',
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'delayed',
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'delete',
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'dense_rank',
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'desc',
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'describe',
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'deterministic',
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'distinct',
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'distinctrow',
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'div',
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'double',
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'drop',
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'dual',
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'each',
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'else',
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'elseif',
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'empty',
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'enclosed',
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'escaped',
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'except',
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'exists',
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'exit',
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'explain',
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'false',
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'fetch',
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'first_value',
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'float',
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'float4',
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'float8',
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'for',
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'force',
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'foreign',
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'from',
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'fulltext',
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'function',
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'generated',
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'get',
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'grant',
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'group',
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'grouping',
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'groups',
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'having',
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'high_priority',
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'hour_microsecond',
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'hour_minute',
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'hour_second',
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'if',
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'ignore',
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'in',
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'index',
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'infile',
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'inner',
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'inout',
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'insensitive',
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'insert',
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'int',
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'int1',
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'int2',
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'int3',
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'int4',
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'int8',
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'integer',
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'interval',
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'into',
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'io_after_gtids',
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'io_before_gtids',
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'is',
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'iterate',
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'join',
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'json_table',
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'key',
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'keys',
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'kill',
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'lag',
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'last_value',
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'lead',
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'leading',
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'leave',
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'left',
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'like',
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'limit',
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'linear',
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'lines',
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'load',
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'localtime',
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'localtimestamp',
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'lock',
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'long',
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'longblob',
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'longtext',
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'loop',
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'low_priority',
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'master_bind',
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'master_ssl_verify_server_cert',
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'match',
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'maxvalue',
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'mediumblob',
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'mediumint',
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'mediumtext',
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'middleint',
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'minute_microsecond',
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'minute_second',
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'mod',
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'modifies',
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'natural',
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'not',
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'no_write_to_binlog',
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'nth_value',
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'ntile',
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'null',
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'numeric',
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'of',
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'on',
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'optimize',
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'optimizer_costs',
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'option',
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'optionally',
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'or',
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'order',
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'out',
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'outer',
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'outfile',
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'over',
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'partition',
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'percent_rank',
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'persist',
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'persist_only',
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'precision',
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'primary',
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'procedure',
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'purge',
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'range',
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'rank',
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'read',
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'reads',
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'read_write',
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'real',
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'recursive',
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'references',
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'regexp',
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'release',
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'rename',
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'repeat',
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'replace',
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'require',
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'resignal',
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'restrict',
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'return',
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'revoke',
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'right',
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'rlike',
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'row',
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'rows',
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'row_number',
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'schema',
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'schemas',
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'second_microsecond',
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'select',
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'sensitive',
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'separator',
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'set',
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'show',
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'signal',
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'smallint',
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'spatial',
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'specific',
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'sql',
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'sqlexception',
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'sqlstate',
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'sqlwarning',
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'sql_big_result',
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'sql_calc_found_rows',
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'sql_small_result',
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'ssl',
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'starting',
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'stored',
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'straight_join',
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'system',
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'table',
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'terminated',
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'then',
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'tinyblob',
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'tinyint',
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'tinytext',
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'to',
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'trailing',
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'trigger',
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'true',
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'undo',
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'union',
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'unique',
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'unlock',
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'unsigned',
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'update',
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'usage',
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'use',
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'using',
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'utc_date',
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'utc_time',
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'utc_timestamp',
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'values',
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'varbinary',
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'varchar',
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'varcharacter',
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'varying',
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'virtual',
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'when',
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'where',
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'while',
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'window',
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'with',
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'write',
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'xor',
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'year_month',
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'zerofill',
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);
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public function __construct(array $connection_options = array()) {
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// This driver defaults to transaction support, except if explicitly passed FALSE.
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$this->transactionSupport = !isset($connection_options['transactions']) || ($connection_options['transactions'] !== FALSE);
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@@ -69,10 +345,10 @@ class DatabaseConnection_mysql extends DatabaseConnection {
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// certain one has been set; otherwise, MySQL defaults to 'utf8_general_ci'
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// for UTF-8.
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if (!empty($connection_options['collation'])) {
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$this->exec('SET NAMES ' . $charset . ' COLLATE ' . $connection_options['collation']);
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$this->connection->exec('SET NAMES ' . $charset . ' COLLATE ' . $connection_options['collation']);
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}
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else {
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$this->exec('SET NAMES ' . $charset);
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$this->connection->exec('SET NAMES ' . $charset);
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}
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// Set MySQL init_commands if not already defined. Default Drupal's MySQL
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@@ -86,15 +362,95 @@ class DatabaseConnection_mysql extends DatabaseConnection {
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$connection_options += array(
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'init_commands' => array(),
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);
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$sql_mode = 'REAL_AS_FLOAT,PIPES_AS_CONCAT,ANSI_QUOTES,IGNORE_SPACE,STRICT_TRANS_TABLES,STRICT_ALL_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO';
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// NO_AUTO_CREATE_USER was removed in MySQL 8.0.11
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// https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-11.html#mysqld-8-0-11-deprecation-removal
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if (version_compare($this->connection->getAttribute(PDO::ATTR_SERVER_VERSION), '8.0.11', '<')) {
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$sql_mode .= ',NO_AUTO_CREATE_USER';
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}
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$connection_options['init_commands'] += array(
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'sql_mode' => "SET sql_mode = 'REAL_AS_FLOAT,PIPES_AS_CONCAT,ANSI_QUOTES,IGNORE_SPACE,STRICT_TRANS_TABLES,STRICT_ALL_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER'",
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'sql_mode' => "SET sql_mode = '$sql_mode'",
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);
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// Execute initial commands.
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foreach ($connection_options['init_commands'] as $sql) {
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$this->exec($sql);
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$this->connection->exec($sql);
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}
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}
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/**
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* {@inheritdoc}}
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*/
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protected function setPrefix($prefix) {
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parent::setPrefix($prefix);
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// Successive versions of MySQL have become increasingly strict about the
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// use of reserved keywords as table names. Drupal 7 uses at least one such
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// table (system). Therefore we surround all table names with quotes.
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$quote_char = variable_get('mysql_identifier_quote_character', MYSQL_IDENTIFIER_QUOTE_CHARACTER_DEFAULT);
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foreach ($this->prefixSearch as $i => $prefixSearch) {
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if (substr($prefixSearch, 0, 1) === '{') {
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// If the prefix already contains one or more quotes remove them.
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// This can happen when - for example - DrupalUnitTestCase sets up a
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// "temporary prefixed database". Also if there's a dot in the prefix,
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// wrap it in quotes to cater for schema names in prefixes.
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$search = array($quote_char, '.');
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$replace = array('', $quote_char . '.' . $quote_char);
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$this->prefixReplace[$i] = $quote_char . str_replace($search, $replace, $this->prefixReplace[$i]);
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||||
}
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if (substr($prefixSearch, -1) === '}') {
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$this->prefixReplace[$i] .= $quote_char;
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}
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}
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}
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/**
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* {@inheritdoc}
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*/
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public function escapeField($field) {
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$field = parent::escapeField($field);
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return $this->quoteIdentifier($field);
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||||
}
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public function escapeFields(array $fields) {
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||||
foreach ($fields as &$field) {
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||||
$field = $this->escapeField($field);
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||||
}
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||||
return $fields;
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||||
}
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||||
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||||
/**
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||||
* {@inheritdoc}
|
||||
*/
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||||
public function escapeAlias($field) {
|
||||
$field = parent::escapeAlias($field);
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||||
return $this->quoteIdentifier($field);
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||||
}
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||||
|
||||
/**
|
||||
* Quotes an identifier if it matches a MySQL reserved keyword.
|
||||
*
|
||||
* @param string $identifier
|
||||
* The field to check.
|
||||
*
|
||||
* @return string
|
||||
* The identifier, quoted if it matches a MySQL reserved keyword.
|
||||
*/
|
||||
private function quoteIdentifier($identifier) {
|
||||
// Quote identifiers so that MySQL reserved words like 'function' can be
|
||||
// used as column names. Sometimes the 'table.column_name' format is passed
|
||||
// in. For example, menu_load_links() adds a condition on "ml.menu_name".
|
||||
if (strpos($identifier, '.') !== FALSE) {
|
||||
list($table, $identifier) = explode('.', $identifier, 2);
|
||||
}
|
||||
if (in_array(strtolower($identifier), $this->reservedKeyWords, TRUE)) {
|
||||
// Quote the string for MySQL reserved keywords.
|
||||
$quote_char = variable_get('mysql_identifier_quote_character', MYSQL_IDENTIFIER_QUOTE_CHARACTER_DEFAULT);
|
||||
$identifier = $quote_char . $identifier . $quote_char;
|
||||
}
|
||||
return isset($table) ? $table . '.' . $identifier : $identifier;
|
||||
}
|
||||
|
||||
public function __destruct() {
|
||||
if ($this->needsCleanup) {
|
||||
$this->nextIdDelete();
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||||
@@ -180,7 +536,7 @@ class DatabaseConnection_mysql extends DatabaseConnection {
|
||||
// If there are no more layers left then we should commit.
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||||
unset($this->transactionLayers[$name]);
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||||
if (empty($this->transactionLayers)) {
|
||||
if (!PDO::commit()) {
|
||||
if (!$this->doCommit()) {
|
||||
throw new DatabaseTransactionCommitFailedException();
|
||||
}
|
||||
}
|
||||
@@ -203,7 +559,7 @@ class DatabaseConnection_mysql extends DatabaseConnection {
|
||||
$this->transactionLayers = array();
|
||||
// We also have to explain to PDO that the transaction stack has
|
||||
// been cleaned-up.
|
||||
PDO::commit();
|
||||
$this->doCommit();
|
||||
}
|
||||
else {
|
||||
throw $e;
|
||||
@@ -213,6 +569,53 @@ class DatabaseConnection_mysql extends DatabaseConnection {
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Do the actual commit, including a workaround for PHP 8 behaviour changes.
|
||||
*
|
||||
* @return bool
|
||||
* Success or otherwise of the commit.
|
||||
*/
|
||||
protected function doCommit() {
|
||||
if ($this->connection->inTransaction()) {
|
||||
return $this->connection->commit();
|
||||
}
|
||||
else {
|
||||
// In PHP 8.0 a PDOException is thrown when a commit is attempted with no
|
||||
// transaction active. In previous PHP versions this failed silently.
|
||||
return TRUE;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* {@inheritdoc}
|
||||
*/
|
||||
public function rollback($savepoint_name = 'drupal_transaction') {
|
||||
// MySQL will automatically commit transactions when tables are altered or
|
||||
// created (DDL transactions are not supported). Prevent triggering an
|
||||
// exception to ensure that the error that has caused the rollback is
|
||||
// properly reported.
|
||||
if (!$this->connection->inTransaction()) {
|
||||
// Before PHP 8 $this->connection->inTransaction() will return TRUE and
|
||||
// $this->connection->rollback() does not throw an exception; the
|
||||
// following code is unreachable.
|
||||
|
||||
// If \DatabaseConnection::rollback() would throw an
|
||||
// exception then continue to throw an exception.
|
||||
if (!$this->inTransaction()) {
|
||||
throw new DatabaseTransactionNoActiveException();
|
||||
}
|
||||
// A previous rollback to an earlier savepoint may mean that the savepoint
|
||||
// in question has already been accidentally committed.
|
||||
if (!isset($this->transactionLayers[$savepoint_name])) {
|
||||
throw new DatabaseTransactionNoActiveException();
|
||||
}
|
||||
|
||||
trigger_error('Rollback attempted when there is no active transaction. This can cause data integrity issues.', E_USER_WARNING);
|
||||
return;
|
||||
}
|
||||
return parent::rollback($savepoint_name);
|
||||
}
|
||||
|
||||
public function utf8mb4IsConfigurable() {
|
||||
return TRUE;
|
||||
}
|
||||
@@ -223,7 +626,7 @@ class DatabaseConnection_mysql extends DatabaseConnection {
|
||||
|
||||
public function utf8mb4IsSupported() {
|
||||
// Ensure that the MySQL driver supports utf8mb4 encoding.
|
||||
$version = $this->getAttribute(PDO::ATTR_CLIENT_VERSION);
|
||||
$version = $this->connection->getAttribute(PDO::ATTR_CLIENT_VERSION);
|
||||
if (strpos($version, 'mysqlnd') !== FALSE) {
|
||||
// The mysqlnd driver supports utf8mb4 starting at version 5.0.9.
|
||||
$version = preg_replace('/^\D+([\d.]+).*/', '$1', $version);
|
||||
|
@@ -48,6 +48,10 @@ class InsertQuery_mysql extends InsertQuery {
|
||||
// Default fields are always placed first for consistency.
|
||||
$insert_fields = array_merge($this->defaultFields, $this->insertFields);
|
||||
|
||||
if (method_exists($this->connection, 'escapeFields')) {
|
||||
$insert_fields = $this->connection->escapeFields($insert_fields);
|
||||
}
|
||||
|
||||
// If we're selecting from a SelectQuery, finish building the query and
|
||||
// pass it back, as any remaining options are irrelevant.
|
||||
if (!empty($this->fromQuery)) {
|
||||
@@ -89,6 +93,20 @@ class InsertQuery_mysql extends InsertQuery {
|
||||
|
||||
class TruncateQuery_mysql extends TruncateQuery { }
|
||||
|
||||
class UpdateQuery_mysql extends UpdateQuery {
|
||||
public function __toString() {
|
||||
if (method_exists($this->connection, 'escapeField')) {
|
||||
$escapedFields = array();
|
||||
foreach ($this->fields as $field => $data) {
|
||||
$field = $this->connection->escapeField($field);
|
||||
$escapedFields[$field] = $data;
|
||||
}
|
||||
$this->fields = $escapedFields;
|
||||
}
|
||||
return parent::__toString();
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @} End of "addtogroup database".
|
||||
*/
|
||||
|
@@ -57,6 +57,11 @@ class DatabaseSchema_mysql extends DatabaseSchema {
|
||||
protected function buildTableNameCondition($table_name, $operator = '=', $add_prefix = TRUE) {
|
||||
$info = $this->connection->getConnectionOptions();
|
||||
|
||||
// Ensure the table name is not surrounded with quotes as that is not
|
||||
// appropriate for schema queries.
|
||||
$quote_char = variable_get('mysql_identifier_quote_character', MYSQL_IDENTIFIER_QUOTE_CHARACTER_DEFAULT);
|
||||
$table_name = str_replace($quote_char, '', $table_name);
|
||||
|
||||
$table_info = $this->getPrefixInfo($table_name, $add_prefix);
|
||||
|
||||
$condition = new DatabaseCondition('AND');
|
||||
@@ -494,11 +499,11 @@ class DatabaseSchema_mysql extends DatabaseSchema {
|
||||
$condition->condition('column_name', $column);
|
||||
$condition->compile($this->connection, $this);
|
||||
// Don't use {} around information_schema.columns table.
|
||||
return $this->connection->query("SELECT column_comment FROM information_schema.columns WHERE " . (string) $condition, $condition->arguments())->fetchField();
|
||||
return $this->connection->query("SELECT column_comment AS column_comment FROM information_schema.columns WHERE " . (string) $condition, $condition->arguments())->fetchField();
|
||||
}
|
||||
$condition->compile($this->connection, $this);
|
||||
// Don't use {} around information_schema.tables table.
|
||||
$comment = $this->connection->query("SELECT table_comment FROM information_schema.tables WHERE " . (string) $condition, $condition->arguments())->fetchField();
|
||||
$comment = $this->connection->query("SELECT table_comment AS table_comment FROM information_schema.tables WHERE " . (string) $condition, $condition->arguments())->fetchField();
|
||||
// Work-around for MySQL 5.0 bug http://bugs.mysql.com/bug.php?id=11379
|
||||
return preg_replace('/; InnoDB free:.*$/', '', $comment);
|
||||
}
|
||||
|
Reference in New Issue
Block a user