Log in to the RDS console. On the displayed page, locate the target PostgreSQL DB instance and chooseMore>Log Inin theOperationcolumn. In the login dialog box displayed, enter the username and password and clickLog In. Create a database instance and name ittestrdsdb. ...
The region where the replication instance is deployed. You can change the region. Project The project corresponds to the current region and can be changed. Task Name The task name must start with a letter and consist of 4 to 50 characters. It can contain only letters, digits, hyphens (-)...
The LOWER() function allows users to convert strings to all lowercase for evaluation purposes (there is also a similar UPPER() function). By default, PostgreSQL converts table and column names to lowercase unless you place those names in quotes. The context module provides a case-inse...
If you are familiar with Sybase, DB2, or Microsoft SQL Server, I think you’ll find that the locking model used by PostgreSQL is a refreshing change. PostgreSQL Naming Rules When you create an object in PostgreSQL, you give that object a name. Every table has a name, every column has ...
Setting this to true disables column name sanitiser. The sanitiser folds columns in the resultset to lowercase. The default is to sanitise the columns (off). assumeMinServerVersion = String Assume that the server is at least the given version, thus enabling to some optimization at connection...
public String convertToDatabaseTypeString( Column referenceColumn, Database database ) { //将PostgreSQL的类型转换成H2类型 if ( "LONGVARCHAR".equals( referenceColumn.getTypeName().toUpperCase() ) ) { return "LONGVARCHAR"; } if ( "FLOAT4".equals( referenceColumn.getTypeName().toUpperCase() )...
Setting this to true disables column name sanitiser. The sanitiser folds columns in the resultset to lowercase. The default is to sanitise the columns (off). assumeMinServerVersion= String Assume that the server is at least the given version, thus enabling to some optimization at connection time...
print(f"{row['id']} {row['name']} {row['price']}") The data is accessed by the column names. The column names are folded to lowercase in PostgreSQL (unless quoted) and are case sensitive. Therefore, we have to provide the column names in lowercase. ...
parentid bigint ); comment on table t_role is '角色表'; comment on column t_role.id is '角色ID '; comment on column t_role.name is '角色编号'; comment on column t_role.auths is '权限ID'; comment on column t_role.parentid is '父级角色ID'; alter table t_role owner to postg...
parentid bigint ); comment on table t_role is '角色表'; comment on column t_role.id is '角色ID '; comment on column t_role.name is '角色编号'; comment on column t_role.auths is '权限ID'; comment on column t_role.parentid is '父级角色ID'; alter table t_role owner to postg...