直接放个DB2 SQL STATEMENT大全好了！

SQL statements

 

This topic contains tables that list the SQL statements classified by type.

• SQL schema statements (Table 1)
• SQL data change statements (Table 2)
• SQL data statements (Table 3)
• SQL transaction statements (Table 4)
• SQL connection statements (Table 5)
• SQL dynamic statements (Table 6)
• SQL session statements (Table 7)
• SQL embedded host language statements (Table 8)
• SQL control statements (Table 9)

Table 1. SQL schema statements

SQL Statement	Purpose
ALTER AUDIT POLICY statement	Modifies the definition of an audit policy at the current server.
ALTER BUFFERPOOL statement	Changes the definition of a buffer pool.
ALTER DATABASE statement	Adds new storage paths to the collection of paths that are used for automatic storage table spaces.
ALTER EVENT MONITOR statement	Changes the definition of a TABLE or UNFORMATTED EVENT TABLE event monitor.
ALTER DATABASE PARTITION GROUP statement	Changes the definition of a database partition group.
ALTER FUNCTION statement	Modifies an existing function by changing the properties of the function.
ALTER HISTOGRAM TEMPLATE statement	Modifies the template describing the type of histogram that can be used to override one or more of the default histograms of a service class or a work class.
ALTER INDEX statement	Changes the definition of an index.
ALTER MASK statement	Changes the definition of a column mask.
ALTER METHOD statement	Modifies an existing method by changing the method body associated with the method.
ALTER MODULE statement	Changes the definition of a module.
ALTER NICKNAME statement	Changes the definition of a nickname.
ALTER PACKAGE statement	Alters bind options for a package at the current server without having to bind or rebind the package.
ALTER PERMISSION statement	Changes the definition of a row permission.
ALTER PROCEDURE (external) statement	Modifies an existing external procedure by changing the properties of the procedure.
ALTER PROCEDURE (sourced) statement	Modifies an existing sourced procedure by changing the data type of one or more parameters of the sourced procedure.
ALTER PROCEDURE (SQL) statement	Modifies an existing SQL procedure by changing the properties of the procedure.
ALTER SCHEMA statement	Modifies an existing schema by changing the data capture attribute of the schema.
ALTER SECURITY LABEL COMPONENT statement	Modifies a security label component.
ALTER SECURITY POLICY statement	Modifies a security policy.
ALTER SEQUENCE statement	Changes the definition of a sequence.
ALTER SERVER statement	Changes the definition of a data source in a federated system.
ALTER SERVICE CLASS statement	Changes the definition of a service class.
ALTER STOGROUP statement	Changes the definition of a storage group.
ALTER TABLE statement	Changes the definition of a table.
ALTER TABLESPACE statement	Changes the definition of a table space.
ALTER THRESHOLD statement	Changes the definition of a threshold.
ALTER TRIGGER statement	Changes the definition of a trigger.
ALTER TRUSTED CONTEXT statement	Changes the definition of a trusted context at the current server.
ALTER TYPE (structured) statement	Changes the definition of a structured type.
ALTER USAGE LIST statement	Changes the definition of a usage list.
ALTER USER MAPPING statement	Changes the definition of a user authorization mapping.
ALTER VIEW statement	Changes the definition of a view by altering a reference type column to add a scope.
ALTER WORK ACTION SET statement	Adds, alters, or drops work actions within a work action set.
ALTER WORK CLASS SET statement	Adds, alters, or drops work classes within a work class set.
ALTER WORKLOAD statement	Changes a workload.
ALTER WRAPPER statement	Updates the options that, along with a wrapper module, are used to access data sources of a specific type.
ALTER XSROBJECT statement	Enables or disables decomposition support for a specific XML schema.
AUDIT statement	Determines the audit policy that is to be used for a particular database or database object at the current server.
COMMENT statement	Replaces or adds a comment to the description of an object.
CREATE ALIAS statement	Defines an alias for a module, nickname, sequence, table, view, or another alias.
CREATE AUDIT POLICY statement	Defines an auditing policy at the current server.
CREATE BUFFERPOOL statement	Defines a new buffer pool.
CREATE DATABASE PARTITION GROUP statement	Defines a database partition group.
CREATE EVENT MONITOR statement	Specifies events in the database to monitor.
CREATE EVENT MONITOR (activities) statement	Specifies activity events in the database to monitor.
CREATE EVENT MONITOR (change history) statement	Specifies change history events in the database to monitor.
CREATE EVENT MONITOR (locking) statement	Specifies locking events in the database to monitor.
CREATE EVENT MONITOR (package cache) statement	Specifies package cache statement events in the database to monitor.
CREATE EVENT MONITOR (statistics) statement	Specifies statistics events in the database to monitor.
CREATE EVENT MONITOR (threshold violations) statement	Specifies threshold violation events in the database to monitor.
CREATE EVENT MONITOR (unit of work) statement	Specifies unit of work events in the database to monitor.
CREATE FUNCTION statement	Registers a user-defined function.
CREATE FUNCTION (external scalar) statement	Registers a user-defined external scalar function.
CREATE FUNCTION (external table) statement	Registers a user-defined external table function.
CREATE FUNCTION (OLE DB external table) statement	Registers a user-defined OLE DB external table function.
CREATE FUNCTION (sourced or template) statement	Registers a user-defined sourced function or a function template.
CREATE FUNCTION (SQL scalar, table, or row) statement	Defines a user-defined SQL function.
CREATE FUNCTION MAPPING statement	Defines a function mapping.
CREATE GLOBAL TEMPORARY TABLE statement	Defines a created temporary table.
CREATE HISTOGRAM TEMPLATE statement	Defines a template describing the type of histogram that can be used to override one or more of the default histograms of a service class or a work class.
CREATE INDEX statement	Defines an index on a table.
CREATE INDEX EXTENSION statement	Defines an extension object for use with indexes on tables with structured or distinct type columns.
CREATE MASK statement	Defines a column mask.
CREATE METHOD statement	Defines a method body to associate with a previously defined method specification.
CREATE MODULE statement	Defines a module.
CREATE NICKNAME statement	Defines a nickname.
CREATE PERMISSION statement	Defines a row permission.
CREATE PROCEDURE statement	Defines a procedure.
CREATE PROCEDURE (external) statement	Defines an external procedure.
CREATE PROCEDURE (sourced) statement	Defines a procedure (the sourced procedure) that is based on another procedure (the source procedure). In a federated system, a federated procedure is a sourced procedure whose source procedure is at a supported data source.
CREATE PROCEDURE (SQL) statement	Defines an SQL procedure.
CREATE ROLE statement	Defines a role at the current server.
CREATE SCHEMA statement	Defines a schema.
CREATE SECURITY LABEL COMPONENT statement	Defines a component that is to be used as part of a security policy.
CREATE SECURITY LABEL statement	Defines a security label.
CREATE SECURITY POLICY statement	Defines a security policy.
CREATE SEQUENCE statement	Defines a sequence.
CREATE SERVER statement	Defines a data source to a federated database.
CREATE SERVICE CLASS statement	Defines a service class.
CREATE STOGROUP statement	Defines a new storage group within the database.
CREATE SYNONYM statement	Defines a synonym for a module, nickname, sequence, table, view, or another synonym.
CREATE TABLE statement	Defines a table.
CREATE TABLESPACE statement	Defines a table space.
CREATE THRESHOLD statement	Defines a threshold.
CREATE TRANSFORM statement	Defines transformation functions.
CREATE TRIGGER statement	Defines a trigger.
CREATE TRUSTED CONTEXT statement	Defines a trusted context at the current server.
CREATE TYPE statement	Defines a user-defined data type at the current server.
CREATE TYPE (array) statement	Defines an array type.
CREATE TYPE (cursor) statement	Defines a cursor type.
CREATE TYPE (distinct) statement	Defines a distinct data type.
CREATE TYPE (row) statement	Defines a row type.
CREATE TYPE (structured) statement	Defines a structured data type.
CREATE TYPE MAPPING statement	Defines a mapping between data types.
CREATE USAGE LIST statement	Defines a usage list in order to monitor all unique sections (DML statements) that have referenced a particular table or index during their execution.
CREATE USER MAPPING statement	Defines a mapping between user authorizations.
CREATE VARIABLE statement	Defines a global variable.
CREATE VIEW statement	Defines a view of one or more table, view or nickname.
CREATE WORK ACTION SET statement	Defines a work action set and work actions within the work action set.
CREATE WORK CLASS SET statement	Defines a work class set.
CREATE WORKLOAD statement	Defines a workload.
CREATE WRAPPER statement	Registers a wrapper.
DROP statement	Deletes objects in the database.
GRANT (database authorities) statement	Grants authorities on the entire database.
GRANT (exemption) statement	Grants an exemption on an access rule for a specified label-based access control (LBAC) security policy.
GRANT (global variable privileges) statement	Grants one or more privileges on a created global variable.
GRANT (index privileges) statement	Grants the CONTROL privilege on indexes in the database.
GRANT (module privileges) statement	Grants privileges on a module.
GRANT (package privileges) statement	Grants privileges on packages in the database.
GRANT (role) statement	Grants roles to users, groups, or to other roles.
GRANT (routine privileges) statement	Grants privileges on a routine (function, method, or procedure).
GRANT (schema privileges) statement	Grants privileges on a schema.
GRANT (security label) statement	Grants a label-based access control (LBAC) security label for read access, write access, or for both read and write access.
GRANT (sequence privileges) statement	Grants privileges on a sequence.
GRANT (server privileges) statement	Grants privileges to query a specific data source.
GRANT (SETSESSIONUSER privilege) statement	Grants the privilege to use the SET SESSION AUTHORIZATION statement.
GRANT (table space privileges) statement	Grants privileges on a table space.
GRANT (table, view, or nickname privileges) statement	Grants privileges on tables, views and nicknames.
GRANT (workload privileges) statement	Grants the USAGE privilege on a workload.
GRANT (XSR object privileges) statement	Grants the USAGE privilege on an XSR object.
REFRESH TABLE statement	Refreshes the data in a materialized query table.
RENAME statement	Renames an existing table.
RENAME STOGROUP statement	Renames an existing storage group.
RENAME TABLESPACE statement	Renames an existing table space.
REVOKE (database authorities) statement	Revokes authorities from the entire database.
REVOKE (exemption) statement	Revokes the exemption on an access rule for a specified label-based access control (LBAC) security policy.
REVOKE (global variable privileges) statement	Revokes one or more privileges on a created global variable.
REVOKE (index privileges) statement	Revokes the CONTROL privilege on given indexes.
REVOKE (module privileges) statement	Revokes privileges on a module.
REVOKE (package privileges) statement	Revokes privileges from given packages in the database.
REVOKE (role) statement	Revokes roles from users, groups, or other roles.
REVOKE (routine privileges) statement	Revokes privileges on a routine (function, method, or procedure).
REVOKE (schema privileges) statement	Revokes privileges on a schema.
REVOKE (security label) statement	Revokes a label-based access control (LBAC) security label for read access, write access, or for both read and write access.
REVOKE (sequence privileges)	Revokes privileges on a sequence.
REVOKE (server privileges) statement	Revokes privileges to query a specific data source.
REVOKE (SETSESSIONUSER privilege) statement	Revokes the privilege to use the SET SESSION AUTHORIZATION statement.
REVOKE (table space privileges) statement	Revokes the USE privilege on a given table space.
REVOKE (table, view, or nickname privileges) statement	Revokes privileges from given tables, views or nicknames.
REVOKE (workload privileges) statement	Revokes the USAGE privilege on a workload.
REVOKE (XSR object privileges) statement	Revokes the USAGE privilege on an XSR object.
SET INTEGRITY statement	Sets the set integrity pending state and checks data for constraint violations.
TRANSFER OWNERSHIP statement	Transfers ownership of a database object.

Table 2. SQL data change statements

SQL Statement	Purpose
DELETE statement	Deletes one or more rows from a table.
INSERT statement	Inserts one or more rows into a table.
MERGE statement	Updates a target (a table or view) using data from a source (result of a table reference).
TRUNCATE statement	Deletes all rows from a table.
UPDATE statement	Updates the values of one or more columns in one or more rows of a table.

Table 3. SQL data statements

SQL Statement	Purpose
ALLOCATE CURSOR statement	Allocates a cursor for the result set identified by the result set locator variable.
ASSOCIATE LOCATORS statement	Gets the result set locator value for each result set returned by a procedure.
CLOSE statement	Closes a cursor.
DECLARE CURSOR statement	Defines an SQL cursor.
FETCH statement	Assigns values of a row to host variables.
FLUSH BUFFERPOOLS statement	Writes out the dirty pages in the buffer pools to disk.
FLUSH EVENT MONITOR statement	Writes out the active internal buffer of an event monitor.
FLUSH FEDERATED CACHE statement	The FLUSH FEDERATED CACHE statement flushes the federated cache, allowing fresh metadata to be obtained the next time an SQL statement is issued against the remote table or view using a federated three part name.
FLUSH OPTIMIZATION PROFILE CACHE statement	Removes the cached optimization profiles.
FLUSH PACKAGE CACHE statement	Removes all cached dynamic SQL statements currently in the package cache.
FREE LOCATOR statement	Removes the association between a locator variable and its value.
LOCK TABLE statement	Either prevents concurrent processes from changing a table or prevents concurrent processes from using a table.
OPEN statement	Prepares a cursor that will be used to retrieve values when the FETCH statement is issued.
SELECT INTO statement	Specifies a result table of no more than one row and assigns the values to host variables.
SET variable statement	Assigns values to variables.
VALUES INTO statement	Specifies a result table of no more than one row and assigns the values to host variables.

Table 4. SQL transaction statements

SQL Statement	Purpose
COMMIT statement	Terminates a unit of work and commits the database changes made by that unit of work.
RELEASE SAVEPOINT statement	Releases a savepoint within a transaction.
ROLLBACK statement	Terminates a unit of work and backs out the database changes made by that unit of work.
SAVEPOINT statement	Sets a savepoint within a transaction.

Table 5. SQL connection statements

SQL Statement	Purpose
CONNECT (type 1) statement	Connects to an application server according to the rules for remote unit of work.
CONNECT (type 2) statement	Connects to an application server according to the rules for application-directed distributed unit of work.
DISCONNECT statement	Terminates one or more connections when there is no active unit of work.
RELEASE (connection) statement	Places one or more connections in the release-pending state.
SET CONNECTION statement	Changes the state of a connection from dormant to current, making the specified location the current server.

Table 6. SQL dynamic statements

SQL Statement	Purpose
DESCRIBE statement	Obtains information about an object.
DESCRIBE INPUT statement	Obtains information about the input parameter markers of a prepared statement.
DESCRIBE OUTPUT statement	Obtains information about a prepared statement or information about the select list columns in a prepared SELECT statement.
EXECUTE statement	Executes a prepared SQL statement.
EXECUTE IMMEDIATE statement	Prepares and executes an SQL statement.
PREPARE statement	Prepares an SQL statement (with optional parameters) for execution.

Table 7. SQL session statements

SQL Statement	Purpose
DECLARE GLOBAL TEMPORARY TABLE statement	Defines a declared temporary table.
EXPLAIN statement	Captures information about the chosen access plan.
SET COMPILATION ENVIRONMENT statement	Changes the current compilation environment in the connection to match the values contained in the compilation environment provided by a deadlock event monitor.
SET CURRENT DECFLOAT ROUNDING MODE statement	Verifies that the specified rounding mode is the value that is currently set for the CURRENT DECFLOAT ROUNDING MODE special register.
SET CURRENT DEFAULT TRANSFORM GROUP statement	Changes the value of the CURRENT DEFAULT TRANSFORM GROUP special register.
SET CURRENT DEGREE statement	Changes the value of the CURRENT DEGREE special register.
SET CURRENT EXPLAIN MODE statement	Changes the value of the CURRENT EXPLAIN MODE special register.
SET CURRENT EXPLAIN SNAPSHOT statement	Changes the value of the CURRENT EXPLAIN SNAPSHOT special register.
SET CURRENT FEDERATED ASYNCHRONY statement	Changes the value of the CURRENT FEDERATED ASYNCHRONY special register.
SET CURRENT IMPLICIT XMLPARSE OPTION statement	Changes the value of the CURRENT IMPLICIT XMLPARSE OPTION special register.
SET CURRENT ISOLATION statement	Changes the value of the CURRENT ISOLATION special register.
SET CURRENT LOCALE LC_MESSAGES statement	Changes the value of the CURRENT LOCALE LC_MESSAGES special register.
SET CURRENT LOCALE LC_TIME statement	Changes the value of the CURRENT LOCALE LC_TIME special register.
SET CURRENT LOCK TIMEOUT statement	Changes the value of the CURRENT LOCK TIMEOUT special register.
SET CURRENT MAINTAINED TABLE TYPES FOR OPTIMIZATION statement	Changes the value of the CURRENT MAINTAINED TABLE TYPES FOR OPTIMIZATION special register.
SET CURRENT MDC ROLLOUT MODE statement	Assigns a value to the CURRENT MDC ROLLOUT MODE special register.
SET CURRENT OPTIMIZATION PROFILE statement	Assigns a value to the CURRENT OPTIMIZATION PROFILE special register.
SET CURRENT PACKAGE PATH statement	Assigns a value to the CURRENT PACKAGE PATH special register.
SET CURRENT PACKAGESET statement	Sets the schema name for package selection.
SET CURRENT QUERY OPTIMIZATION statement	Changes the value of the CURRENT QUERY OPTIMIZATION special register.
SET CURRENT REFRESH AGE statement	Changes the value of the CURRENT REFRESH AGE special register.
SET CURRENT SQL_CCFLAGS statement	Changes the value of the CURRENT SQL_CCFLAGS special register.
SET CURRENT TEMPORAL BUSINESS_TIME statement	Changes the value of the CURRENT TEMPORAL BUSINESS_TIME special register.
SET CURRENT TEMPORAL SYSTEM_TIME statement	Changes the value of the CURRENT TEMPORAL SYSTEM_TIME special register.
SET ENCRYPTION PASSWORD statement	Sets the password for encryption.
SET EVENT MONITOR STATE statement	Activates or deactivates an event monitor.
SET PASSTHRU statement	Opens a session for submitting data source native SQL directly to the data source.
SET PATH statement	Changes the value of the CURRENT PATH special register.
SET ROLE statement	Verifies that the authorization ID of the session is a member of a specific role.
SET SCHEMA statement	Changes the value of the CURRENT SCHEMA special register.
SET SERVER OPTION statement	Sets server option settings.
SET SESSION AUTHORIZATION statement	Changes the value of the SESSION USER special register.
SET USAGE LIST STATE statement	Manages the state of a usage list and the associated data and memory.

Table 8. SQL embedded host language statements

SQL Statement	Purpose
BEGIN DECLARE SECTION statement	Marks the beginning of a host variable declaration section.
END DECLARE SECTION statement	Marks the end of a host variable declaration section.
GET DIAGNOSTICS statement	Used to obtain information about the previously executed SQL statement.
INCLUDE statement	Inserts code or declarations into a source program.
RESIGNAL statement	Used to resignal an error or warning condition.
SIGNAL statement	Used to signal an error or warning condition.
WHENEVER statement	Defines actions to be taken on the basis of SQL return codes.

Table 9. SQL control statements

SQL Statement	Purpose
CALL statement	Calls a procedure.
CASE statement	Selects an execution path based on multiple conditions.
Compound SQL statement	Encloses SQL statements with BEGIN and END keywords.
Compound SQL (inlined) statement	Combines one or more other SQL statements into an dynamic block.
Compound SQL (embedded) statement	Combines one or more other SQL statements into an executable block.
Compound SQL (compiled) statement	Groups other statements together in an SQL procedure.
FOR statement	Executes a statement or group of statements for each row of a table.
GOTO statement	Used to branch to a user-defined label within an SQL procedure.
IF statement	Selects an execution path based on the evaluation of a condition.
ITERATE statement	Causes the flow of control to return to the beginning of a labelled loop.
LEAVE statement	Transfers program control out of a loop or a compound statement.
LOOP statement	Repeats the execution of a statement or a group of statements.
PIPE statement	Returns a row from a compiled table function.
REPEAT statement	Executes a statement or group of statements until a search condition is true.
RESIGNAL statement	Used to resignal an error or warning condition.
RETURN statement	Used to return from a routine.
SIGNAL statement	Used to signal an error or warning condition.
WHILE statement	Repeats the execution of a statement or group of statements while a specified condition is true.