import { QueryBuilder } from "https://deno.land/x/typeorm@v0.2.23-rc10/src/query-builder/QueryBuilder.ts";
Allows to build complex sql queries in a fashion way and execute those queries.
Constructors
QueryBuilder can be initialized from given Connection and QueryRunner objects or from given other QueryBuilder.
QueryBuilder can be initialized from given Connection and QueryRunner objects or from given other QueryBuilder.
QueryBuilder can be initialized from given Connection and QueryRunner objects or from given other QueryBuilder.
Properties
Query runner used to execute query builder query.
Connection on which QueryBuilder was created.
Contains all properties of the QueryBuilder that needs to be build a final query.
Methods
Computes given where argument - transforms to a where string all forms it can take.
Specifies FROM which entity's table select/update/delete will be executed. Also sets a main string alias of the selection data.
Creates "RETURNING" / "OUTPUT" expression.
Creates "WHERE" expression.
Concatenates all added where expressions into one string.
Creates "WHERE" expression and variables for the given "ids".
Gets name of the table where insert should be performed.
If returning / output cause is set to array of column names, then this method will return all column metadatas of those column names.
Gets escaped table name with schema name if SqlServer driver used with custom schema name, otherwise returns escaped table name.
Creates a query builder used to execute sql queries inside this query builder.
Replaces all entity's propertyName to name in the given statement.
Indicates if listeners and subscribers must be called before and after query execution. Enabled by default.
Clones query builder as it is. Note: it uses new query runner, if you want query builder that uses exactly same query runner, you can create query builder using its constructor, for example new SelectQueryBuilder(queryBuilder) where queryBuilder is cloned QueryBuilder.
Creates a completely new query builder. Uses same query runner as current QueryBuilder.
Creates DELETE query.
Disables escaping.
Escapes table name, column name or alias name using current database's escaping character.
Executes sql generated by query builder and returns raw database results.
Gets all parameters.
Gets generated sql query without parameters being replaced.
Gets query to be executed with all parameters used in it.
Gets generated sql that will be executed. Parameters in the query are escaped for the currently used driver.
Checks if given relation exists in the entity. Returns true if relation exists, false otherwise.
todo: move this method to manager? or create a shortcut?
Checks if given relations exist in the entity. Returns true if relation exists, false otherwise.
todo: move this method to manager? or create a shortcut?
Creates INSERT query.
Prints sql to stdout using console.log.
Sets entity's relation with which this query builder gonna work.
Sets entity's relation with which this query builder gonna work.
Creates SELECT query. Replaces all previous selections if they exist.
Creates SELECT query and selects given data. Replaces all previous selections if they exist.
Creates SELECT query and selects given data. Replaces all previous selections if they exist.
Adds native parameters from the given object.
Sets parameter name and its value.
Adds all parameters from the given object.
Sets or overrides query builder's QueryRunner.
Creates UPDATE query and applies given update values.
Creates UPDATE query and applies given update values.
Creates UPDATE query for the given entity and applies given update values.
Creates UPDATE query for the given entity and applies given update values.
Creates UPDATE query for the given entity and applies given update values.
Creates UPDATE query for the given table name and applies given update values.
If set to true the query will be wrapped into a transaction.