Name Type Location Description
DatabaseSchema::dropPrimaryKey function includes/database/schema.inc Drop the primary key.
DatabaseSchema::createTableSql function includes/database/schema.inc Generate an array of query strings suitable for creating a table.
DatabaseSchema::prepareComment function includes/database/schema.inc Prepare a table or column comment for database query.
DatabaseSchema_mysql::addIndex function drivers/database_mysql/schema.inc Add an index.
DatabaseSchema_mysql::addField function drivers/database_mysql/schema.inc Add a new field to a table.
SchemaTestCase::testFindTables function modules/simpletest/tests/schema.test Tests the findTables() method.
DatabaseSchema_mysql::dropField function drivers/database_mysql/schema.inc Drop a field.
DatabaseSchema::getFieldTypeMap function includes/database/schema.inc Returns a mapping of Backdrop schema field names to DB-native field types.
DatabaseSchema::nextPlaceholder function includes/database/schema.inc Implements QueryPlaceHolderInterface::nextPlaceholder().
DatabaseSchema::fieldSetDefault function includes/database/schema.inc Set the default value for a field.
DatabaseSchema_mysql::dropTable function drivers/database_mysql/schema.inc Drop a table.
DatabaseSchema_mysql::dropIndex function drivers/database_mysql/schema.inc Drop an index.
backdrop_get_schema_unprocessed function includes/common.inc Returns the unprocessed and unaltered version of a module's schema.
DatabaseSchema_mysql::getComment function drivers/database_mysql/schema.inc Retrieve a table or column comment.
_path_get_schema_alias_maxlength function modules/path/path.inc Fetch the maximum length of the {url_alias}.alias field from the schema.
DatabaseSchema::uniqueIdentifier function includes/database/schema.inc Implements QueryPlaceHolderInterface::uniqueIdentifier().
DatabaseSchema_mysql::changeField function drivers/database_mysql/schema.inc Change a field definition.
SchemaTestCase::tryUnsignedInsert function modules/simpletest/tests/schema.test Tries to insert a negative value into columns defined as unsigned.
DatabaseSchema_mysql::renameTable function drivers/database_mysql/schema.inc Rename a table.
DatabaseSchema::fieldSetNoDefault function includes/database/schema.inc Set a field to have no default value.
DatabaseSchema::$uniqueIdentifier property includes/database/schema.inc A unique identifier for this query object.
DatabaseSchema_mysql::fieldExists function drivers/database_mysql/schema.inc Check if a column exists in the given table.
DatabaseSchema_mysql::tableExists function drivers/database_mysql/schema.inc Check if a table exists.
DatabaseSchema_mysql::indexExists function drivers/database_mysql/schema.inc Checks if an index exists in the given table.
DatabaseSchema_mysql::createKeySql function drivers/database_mysql/schema.inc
DatabaseSchema_mysql::processField function drivers/database_mysql/schema.inc Set database-engine specific properties for a field.
DatabaseSchema::findPrefixedTables function includes/database/schema.inc Finds all tables that are like the specified base table name. This is a backport of the change made to findTables in Drupal 8 to work with virtual, un-prefixed table names. The original function is retained for Backwards Compatibility.
SchemaTestCase::checkSchemaComment function modules/simpletest/tests/schema.test Checks that a table or column comment matches a given description.
DatabaseSchema_mysql::addUniqueKey function drivers/database_mysql/schema.inc Add a unique key.
SchemaTestCase::testSchemaAddField function modules/simpletest/tests/schema.test Test adding columns to an existing table.
SchemaTestCase::testUnsignedColumns function modules/simpletest/tests/schema.test Tests creating unsigned columns and data integrity thereof.
DatabaseSchema_mysql::cloneTableSql function drivers/database_mysql/schema.inc Generate an array of query strings suitable for cloning a table.
DatabaseSchema_mysql::createKeysSql function drivers/database_mysql/schema.inc
DatabaseSchema_mysql::addPrimaryKey function drivers/database_mysql/schema.inc Add a primary key.
DatabaseSchema_mysql::dropUniqueKey function drivers/database_mysql/schema.inc Drop a unique key.
drupal_set_installed_schema_version function includes/drupal.inc Update the installed version information for a module.
DatabaseSchema_mysql::getPrefixInfo function drivers/database_mysql/schema.inc Get information about the table and database name from the prefix.
DatabaseSchemaObjectExistsException class includes/database/schema.inc Exception thrown if an object being created already exists.
drupal_get_installed_schema_version function includes/drupal.inc Returns the currently installed schema version for a module.
DatabaseSchema_mysql::createTableSql function drivers/database_mysql/schema.inc Generate SQL to create a new table from a Backdrop schema definition.
DatabaseSchema_mysql::dropPrimaryKey function drivers/database_mysql/schema.inc Drop the primary key.
DatabaseSchema_mysql::createFieldSql function drivers/database_mysql/schema.inc Create an SQL string for a field to be used in table creation or alteration.
DatabaseSchema_mysql::prepareComment function drivers/database_mysql/schema.inc Prepare a table or column comment for database query.
backdrop_set_installed_schema_version function includes/install.inc Update the installed version information for a module.
DatabaseSchema_mysql::getFieldTypeMap function drivers/database_mysql/schema.inc Returns a mapping of Backdrop schema field names to DB-native field types.
backdrop_get_installed_schema_version function includes/install.inc Returns the currently installed schema version for a module.
DatabaseSchema_mysql::fieldSetDefault function drivers/database_mysql/schema.inc Set the default value for a field.
DatabaseSchema::buildTableNameCondition function includes/database/schema.inc Build a condition to match a table name against a standard information_schema.
DatabaseSchema_mysql::COMMENT_MAX_TABLE constant drivers/database_mysql/schema.inc Maximum length of a table comment in MySQL.
DatabaseSchema_mysql::fieldSetNoDefault function drivers/database_mysql/schema.inc Set a field to have no default value.

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