Uses of Interface
org.apache.empire.db.expr.column.DBPreparable

Packages that use DBPreparable

Package	Description
org.apache.empire.db.expr.column	This package contains SQL-generator classes for column expressions.
org.apache.empire.db.expr.compare	This package contains SQL-generator classes for compare expressions used in the where and having clause.
org.apache.empire.db.expr.join	This package contains SQL-generator classes for join expressions used in the from clause.
org.apache.empire.dbms.postgresql	This package contains classes necessary to support the PostgreSQL database system.

Uses of DBPreparable in org.apache.empire.db.expr.column

Classes in org.apache.empire.db.expr.column that implement DBPreparable

Modifier and Type	Class	Description
class	DBAbstractFuncExpr	This implements some basic functionality for SQL functions based on a column expression
class	DBAliasExpr	This class allows column renaming in SQL.
class	DBCoalesceExpr
class	DBConcatFuncExpr	DBConcatExpression
class	DBConvertExpr	This class is used to convert a value to a different data type.
class	DBDecodeExpr	This class is used to decode a set of keys to the corresponding target values.
class	DBFuncExpr	This class is used for performing various SQL functions on a column or column expression.
class	DBParenthesisExpr	This class allows column renaming in SQL.
class	DBScalarExpr	This class is used for declaring scalar functions in SQL (like e.g. random).
class	DBValueExpr	This class is used for declaring constant values in SQL.

Uses of DBPreparable in org.apache.empire.db.expr.compare

Classes in org.apache.empire.db.expr.compare that implement DBPreparable

Modifier and Type	Class	Description
class	DBCompareAndOrExpr	This class is used for combining two filter constraints by and / or operator
class	DBCompareColExpr	This class is used for defining filter constraints based on a column expression in SQL
class	DBCompareExpr	This class is a common base class for all SQL filter constraints classes
class	DBCompareNotExpr	This class is used for defining filter constraints based on a column expression in SQL
class	DBCompareParenthesisExpr	This class wraps an existing compare expression with parenthesis.
class	DBExistsExpr	This class is used for building up the SQL-Command for the EXISTS syntax.

Uses of DBPreparable in org.apache.empire.db.expr.join

Classes in org.apache.empire.db.expr.join that implement DBPreparable

Modifier and Type	Class	Description
class	DBColumnJoinExpr
class	DBCompareJoinExpr	This class is used for building a join expression of an SQL statement.
class	DBCrossJoinExpr	This class is used for building a join expression of an SQL statement.
class	DBJoinExpr	This class is used for building a join expression of an SQL statement.

Uses of DBPreparable in org.apache.empire.dbms.postgresql

Classes in org.apache.empire.dbms.postgresql that implement DBPreparable

Modifier and Type	Class	Description
class	PostgresAtAt	PostgresAtAt create a Postgres @@ comparator
class	PostgresFuncExpr